Addenda for ASHRAE Standards, including continuous maintenance standards, are available online in PDF format. Standards that are on continuous maintenance are continuously updated through addenda and ASHRAE makes these available free online..
If you wish to comment on one or more addenda, please use:
Online Comment Database
Click the links below to jump to that specific section.
Guidelines
0 | 1.4 | 10 | 12 | 13 | 28 | 29 | 36 | 41
Standards
15 | 15.2 | 30 | 34 | 41.1 | 41.2 | 41.3 | 41.6 | 41.7 | 41.9 | 41.10 | 41.11 | 51 | 52.2 | 55 | 62.1 | 62.2
72 | 84 | 90.1 | 90.2 | 90.4 | 100 | 105 | 135 | 135.1 | 140 | 145.1 | 145.2 | 147 | 154 | 160 | 161 | 169
170 | 180 | 185.1 | 185.2 | 188 | 189.1 | 189.3 | 200 | 202 | 205 | 206 | 209 | 217
ASHRAE Guideline 0, The Commissioning Process for New Buildings and New Systems
2005
Guideline 0: Addenda a, b, c, d
2019
Guideline 0: Addenda a
Return to Top
ASHRAE Guideline 1.4, Preparing Systems Manuals for Facilities
2019
Addendum a to Guideline 1.4-2019
Return to Top
ASHRAE Guideline 10, Interactions Affecting the Achievement of Acceptable Indoor Environments
2011
Guideline 10-2011 Addenda a, b, c, d
Guideline 10-2011 Addendum e
Guideline 10-2011 Addendum f
Guideline 10-2011 Addendum g (June 2016)
Return to Top
ASHRAE Guideline 12, Managing the Risk of Legionellosis Associated with Building Water Systems
2020
Addendum a to Guideline 12-2020
Addendum b to Guideline 12-2020
Addendum c to Guideline 12-2020
Return to Top
ASHRAE Guideline 13, Specifying Building Automation Systems
2000
Guideline 13-2000: Addenda b, d, l, m, n, p, q
Addendum a to Guideline 13-2000
Addendum c to Guideline 13-2000
Addendum e to Guideline 13-2000
Addendum f to Guideline 13-2000
Addendum g to Guideline 13-2000
Addendum h to Guideline 13-2000
Addendum i to Guideline 13-2000
Addendum j to Guideline 13-2000
Addendum k to Guideline 13-2000
2007
Addenda a to Guideline 13-2007
Addenda b, c, d to Guideline 13-2007
Addendum e to Guideline 13-2007
Addenda f to Guideline 13-2007
Addenda g, h, and i to Guideline 13-2007
Return to Top
ASHRAE Guideline 28, Air Quality within Commercial Aircraft
2012
Addendum a to Guideline 28-2012
2016
Addendum a to Guideline 28-2016 (January 22, 2019)
Addendum b to Guideline 28-2016 (October 10, 2018)
Addendum c to Guideline 28-2016 (October 10, 2018)
Addendum e to ASHRAE Guideline 28-2016 (December 3, 2019)
Addendum d to ASHRAE Guideline 28-2016 (May 25, 2021)
Return to Top
ASHRAE Guideline 29, Guideline for Risk Management of Public Health and Safety in Buildings
2009
Addendum a to Guideline 29-2009
Return to Top
ASHRAE Guideline 36, High-Performance Sequences of Operation for HVAC Systems
2018
Addendum a to Guideline 36-2018 (August 27, 2019)
Addendum b to Guideline 36-2018 (August 27, 2019)
Addendum c to Guideline 36-2018 (August 27, 2019)
Addendum d to Guideline 36-2018 (August 27, 2019)
Addendum e to Guideline 36-2018 (August 27, 2019)
Addendum f to Guideline 36-2018 (January 28, 2020)
Addendum g to Guideline 36-2018 (January 28, 2020)
Addendum h to Guideline 36-2018 (August 24, 2020)
Addendum i to Guideline 36-2018 (January 28, 2020)
Addendum j to Guideline 36-2018 (January 28, 2020)
Addendum l to Guideline 36-2018 (August 24, 2020)
Addendum o to Guideline 36-2018 (August 24, 2020)
Addendum p to Guideline 36-2018 (August 24, 2020)
Addendum q to Guideline 36-2018 (July 9, 2021)
Addendum r to Guideline 36-2018 (February 24, 2021)
Addendum s to Guideline 36-2018 (February 24, 2021)
Addendum t to Guideline 36-2018 (February 24, 2021)
Addendum u to Guideline 36-2018 (March 30, 2021)
Addendum v to Guideline 36-2018 (February 24, 2021)
Addendum w to Guideline 36-2018 (February 24, 2021)
Addendum x to Guideline 36-2018 (July 9, 2021)
Addendum y to Guideline 36-2018 (July 9, 2021)
Addendum z to Guideline 36-2018 (July 9, 2021)
Return to Top
2021
Addendum b to Guideline 36-2021 (March 14, 2024)
Addendum c to Guideline 36-2021 (March 14, 2024)
Addendum d to Guideline 36-2021 (March 14, 2024)
Addendum e to Guideline 36-2021 (March 14, 2024)
Addendum g to Guideline 36-2021 (March 14, 2024)
Addendum h to Guideline 36-2021 (March 14, 2024)
Addendum i to Guideline 36-2021 (March 14, 2024)
Addendum m to Guideline 36-2021 (March 14, 2024)
Addendum o to Guideline 36-2021 (March 14, 2024)
Addendum p to Guideline 36-2021 (March 14, 2024)
Addendum r to Guideline 36-2021 (March 14, 2024)
Addendum s to Guideline 36-2021 (March 14, 2024)
Addendum t to Guideline 36-2021 (March 14, 2024)
Addendum u to Guideline 36-2021 (March 14, 2024)
Addendum v to Guideline 36-2021 (March 14, 2024)
Addendum w to Guideline 36-2021 (March 14, 2024)
Return to Top
ASHRAE Guideline 41, Design, Installation and Commissioning of Variable Refrigerant Flow (VRF) Systems
2020
Addendum a to Guideline 41-2020
Addendum b to Guideline 41-2020
Addendum c to Guideline 41-2020
Addendum d to Guideline 41-2020
Addendum e to Guideline 41-2020
Addendum f to Guideline 41-2020
Addendum g to Guideline 41-2020
Return to Top
ANSI/ASHRAE Standard 15, Safety Standard for Refrigeration Systems
1994
Addendum a to Standard 15-1994
Addendum b to Standard 15-1994
Addenda c and d to Standard 15-1994
2001
Addendum a to Standard 15-2001
2004
Addendum b for Standard 15-2004: Addenda Supplement Package
Addendum c for Standard 15-2004
2007
Standard 15-2007 Addenda Supplement Package (Contains Addenda a, b, c, d, and e)
Addenda f and h for Standard 15-2007
Addendum g for Standard 15-2007
Addendum i for Standard 15-2007
2010
Standard 15-2010 2012 Addenda Supplement (Contains Addenda b, c, d, e, and f)
2013
Standard 15-2013 Addendum a
Standard 15-2013 Addendum b
Standard 15-2013 Addendum c
Standard 15-2013 Addendum e
Standard 15-2013 Addendum g
2016
Standard 15-2016 Addendum a
Standard 15-2016 Addendum b
Standard 15-2016 Addendum c
Standard 15-2016 Addendum d (October 23, 2018)
Standard 15-2016 Addendum e
Standard 15-2016 Addendum f
Standard 15-2016 Addendum h (June 12, 2019)
2019
Standard 15-2019 Addendum a
Standard 15-2019 Addendum b
Standard 15-2019 Addendum c (September 2, 2020)
Standard 15-2019 Addendum d (May 6, 2022)
Standard 15-2019 Addendum e (January 27, 2022)
Standard 15-2019 Addendum f
Standard 15-2019 Addendum g (August 31, 2022)
Standard 15-2019 Addendum i
Standard 15-2019 Addendum j (October 30, 2020)
Standard 15-2019 Addendum k (October 30, 2020)
Standard 15-2019 Addendum l (August 31, 2022)
Standard 15-2019 Addendum m (July 5, 2022)
Standard 15-2019 Addendum n (June 1, 2022)
Standard 15-2019 Addendum o (April 29, 2022)
Standard 15-2019 Addendum p (August 31, 2022)
Standard 15-2019 Addendum q (June 1, 2022)
Standard 15-2019 Addendum r (June 1, 2022)
Standard 15-2019 Addendum s (August 31, 2022)
Standard 15-2019 Addendum u (August 31, 2022)
Standard 15-2019 Addendum v (August 31, 2022)
Standard 15-2019 Addendum w (August 31, 2022)
2022
Addendum a to Standard 15-2022 (March 13, 2024)
Addendum b to Standard 15-2022 (June 28, 2024)
Addendum e to Standard 15-2022 (September 29, 2023)
Addendum f to Standard 15-2022 (September 29, 2023)
Addendum g to Standard 15-2022 (September 29, 2023)
Addendum h to Standard 15-2022 (September 29, 2023)
Addendum i to Standard 15-2022 (February 21, 2024)
Addendum l to Standard 15-2022 (May 1, 2024)
Addendum m to Standard 15-2022 (May 1, 2024)
Addendum t to Standard 15-2022 (May 31, 2024)
Return to Top
ANSI/ASHRAE Standard 15.2, Safety Standard for Refrigeration Systems in Residential Applications
2022
Addendum a to Standard 15.2-2022 (October 31, 2022)
Addendum b to Standard 15.2-2022 (October 31, 2022)
Addendum c to Standard 15.2-2022 (March 29, 2024)
Addendum d to Standard 15.2-2022 (June 30, 2023)
Return to Top
ANSI/ASHRAE Standard 30, Method of Testing Liquid Chillers
2019
Standard 30-2019 Addendum a (May 29, 2020)
Standard 30-2019 Addendum b (April 30, 2021)
Standard 30-2019 Addendum d (March 13, 2024)
Standard 30-2019 Addendum f (January 31, 2023)
Return to Top
ANSI/ASHRAE Standard 34, Designation and Safety Classification of Refrigerants
1997
Standard 34-1997 Addenda a, b, c, d, e, f, j, k, l, o, p
Standard 34-1997 Addendum m
Standard 34-1997 Addendum n
2001
Addenda to Standard 34-2001
2004
Standard 34-2004: Addenda Supplement Package (Contains Addenda a, b, c, e, f, k, n, o, p, q, r, s, and u) (PDF)
Standard 34-2004: Addenda d, j, l, m, t (PDF)
Standard 34-2004: Addendum g (PDF)
Standard 34-2004: Addendum h (PDF)
Standard 34-2004: Addendum i (PDF)
Standard 34-2004: Addenda v, w (PDF)
2007
Standard 34-2007: Addenda a, b,c,d,e,f,g,h
Standard 34-2007: Addenda i, j, k
Standard 34-2007: Addendum l
Standard 34-2007: Addenda m through v
Standard 34-2007: Addendum w
Standard 34-2007: Addenda x, y, aa, ab, ac, ad, and ae
Standard 34-2007: Addenda z, ah, ai and aj
Standard 34-2007: Addenda af and ag
Standard 34-2007: Addendum ak
2010
Standard 34-2010: Addenda a, b, d
Standard 34-2010: Addendum c
Standard 34-2010: Addenda e, f, g, h
Standard 34-2010: Addenda i, j, k, l, n, o
Standard 34-2010: Addenda p, q, r, s, t, u, v, and y
Standard 34-2010: Addenda z, aa, and ab
Standard 34-2010: Addenda ac, ad, ae, and af
Standard 34-2010: Addendum ak
Standard 34-2010: w, x, ag, ah, ai, aj
2013
ANSI/ASHRAE Standard 34-2013 Addenda Supplement Package (includes addenda a, b, c, d, e, f, g, h, i, j, k, l, m, n) (February 10, 2015)
Addendum o to Standard 34-2013
Addendum p to Standard 34-2013
Addendum q to Standard 34-2013
Addendum r to Standard 34-2013
Addendum s to Standard 34-2013
Addendum t to Standard 34-2013
Addendum u to Standard 34-2013
Addendum v to Standard 34-2013
Addendum x to Standard 34-2013
Addendum y to Standard 34-2013
Addendum z to Standard 34-2013
Addendum aa to Standard 34-2013
Addendum ab to Standard 34-2013
Addendum ac to Standard 34-2013
Addendum ad to Standard 34-2013
Addendum ae to Standard 34-2013
Addendum af to Standard 34-2013
Addendum ag to Standard 34-2013
Addendum ah to Standard 34-2013
Addendum ai to Standard 34-2013
Addendum aj to Standard 34-2013
2016
Standard 34-2016 Addendum a
Standard 34-2016 Addendum b
Standard 34-2016 Addendum c
Standard 34-2016 Addendum d
Standard 34-2016 Addendum e
Standard 34-2016 Addendum f
Standard 34-2016 Addendum g
Standard 34-2016 Addendum h
Standard 34-2016 Addendum i
Standard 34-2016 Addendum j
Standard 34-2016 Addendum k
Standard 34-2016 Addendum l
Standard 34-2016 Addendum m
Standard 34-2016 Addendum n
Standard 34-2016 Addendum o
Standard 34-2016 Addendum q
Standard 34-2016 Addendum r
Standard 34-2016 Addendum s
Standard 34-2016 Addendum v
Standard 34-2016 Addendum w
Standard 34-2016 Addendum ak
Standard 34-2016 Addendum al
Standard 34-2016 Addendum am
Standard 34-2016 Addendum an
Return to Top
2019
ASHRAE Addendum a for Standard 34-2019 (November 19, 2019)
ASHRAE Addendum b for Standard 34-2019 (November 19, 2019)
ASHRAE Addendum c for Standard 34-2019 (November 19, 2019)
ASHRAE Addendum d for Standard 34-2019 (November 19, 2019)
ASHRAE Addendum e for Standard 34-2019 (November 19, 2019)
ASHRAE Addendum f for Standard 34-2019 (December 13, 2019)
ASHRAE Addendum g for Standard 34-2019 (February 11, 2020)
ASHRAE Addendum h for Standard 34-2019 (September 30, 2020)
ASHRAE Addendum i for Standard 34-2019 (September 2, 2020)
ASHRAE Addendum j for Standard 34-2019 (September 30, 2020)
ASHRAE Addendum k for Standard 34-2019 (September 30, 2020)
ASHRAE Addendum l for Standard 34-2019 (September 30, 2020)
ASHRAE Addendum m for Standard 34-2019 (September 30, 2020)
ASHRAE Addendum n for Standard 34-2019 (September 30, 2020)
ASHRAE Addendum p for Standard 34-2019 (August 26, 2019)
ASHRAE Addendum q for Standard 34-2019 (June 30, 2021)
ASHRAE Addendum r for Standard 34-2019 (June 30, 2021)
ASHRAE Addendum s for Standard 34-2019 (June 30, 2021)
ASHRAE Addendum t for Standard 34-2019 (July 25, 2019)
ASHRAE Addendum u for Standard 34-2019 (November 19, 2019)
ASHRAE Addendum v for Standard 34-2019 (October 1, 2021)
ASHRAE Addendum w for Standard 34-2019 (October 1, 2021)
ASHRAE Addendum x for Standard 34-2019 (June 27, 2019)
ASHRAE Addendum y for Standard 34-2019 (June 27, 2019)
ASHRAE Addendum z for Standard 34-2019 (October 1, 2021)
ASHRAE Addendum aa for Standard 34-2019 (October 1, 2021)
Addendum ab to Standard 34-2019 (July 5, 2022)
ASHRAE Addendum ad for Standard 34-2019 (July 29, 2022)
ASHRAE Addendum ae for Standard 34-2019 (July 29, 2022)
ASHRAE Addendum af for Standard 34-2019 (July 29, 2022)
ASHRAE Addendum ag for Standard 34-2019 (August 31, 2022)
2022
Addendum a to Standard 34-2022 (December 30, 2022)
Addendum b to Standard 34-2022 (November 30, 2022)
Addendum c to Standard 34-2022 (November 30, 2022)
Addendum d to Standard 34-2022 (January 31, 2023)
Addendum e to Standard 34-2022 (January 31, 2023)
Addendum f to Standard 34-2022 (January 31, 2023)
Addendum g to Standard 34-2022 (April 28, 2023)
Addendum h to Standard 34-2022 (April 28, 2023)
Addendum i to Standard 34-2022 (March 29, 2024)
Addendum j to Standard 34-2022 (April 28, 2023)
Addendum k to Standard 34-2022 (April 28, 2023)
Addendum l to Standard 34-2022 (September 29, 2023)
Addendum m to Standard 34-2022 (April 28, 2023)
Addendum o to Standard 34-2022 (September 29, 2023)
Addendum p to Standard 34-2022 (September 29, 2023)
Addendum q to Standard 34-2022 (September 29, 2023)
Addendum r to Standard 34-2022 (September 29, 2023)
Addendum s to Standard 34-2022 (September 29, 2023)
Addendum t to Standard 34-2022 (September 29, 2023)
Addendum u to Standard 34-2022 (April 24, 2024)
Addendum v to Standard 34-2022 (January 4, 2024)
Addendum w to Standard 34-2022 (January 4, 2024)
Addendum x to Standard 34-2022 (March 29, 2024)
Addendum y to Standard 34-2022 (March 29, 2024)
Addendum z to Standard 34-2022 (March 29, 2024)
Addendum ac to Standard 34-2022 (October 31, 2022)
Addendum ad to Standard 34-2022 (July 26, 2024)
Addendum ae to Standard 34-2022 (June 3, 2024)
Addendum ah to Standard 34-2022 (October 31, 2022)
Return to Top
ANSI/ASHRAE Standard 41.1, Standard Methods for Temperature Measurements
2020
Addendum a to Standard 41.1-2020 (June 1, 2022)
Return to Top
ANSI/ASHRAE Standard 41.2, Standard Methods for Air Velocity and Airflow Measurement
2022
Addendum a to Standard 41.2-2022 (January 31, 2024)
Addendum b to Standard 41.2-2022 (January 31, 2024)
Return to Top
ANSI/ASHRAE Standard 41.3, Standard Methods for Pressure Measurement
2022
Addendum a to Standard 41.3-2022 (January 31, 2023)
Return to Top
ANSI/ASHRAE Standard 41.6, Standard Methods for Humidity Measurement
2021
Addendum a to Standard 41.6-2021 (November 30, 2022)
Return to Top
ANSI/ASHRAE Standard 41.7, Standard Methods for Gas Flow Measurement
2021
Addendum a to Standard 41.7-2021 (January 31, 2023)
Return to Top
ANSI/ASHRAE Standard 41.9, Standard Methods for Refrigerant Mass Flow Measurement Using Calorimeters
2021
Addendum a to Standard 41.9-2021 (July 31, 2023)
Return to Top
ANSI/ASHRAE Standard 41.10, Standard Methods for Refrigerant Mass Flow Rate Measurements Using Flowmeters
2020
Addendum a to Standard 41.10-2020 (October 29, 2021)
Addendum b to Standard 41.10-2020 (June 1, 2022)
Return to Top
ANSI/ASHRAE Standard 41.11, Standard Methods for Power Measurement
2020
Standard 41.11-2020 Addendum a (October 29, 2021)
Return to Top
ANSI/ASHRAE/AMCA 51, Laboratory Methods of Testing Fans for Aerodynamic Performance Rating
1999
Addendum a to Standard 51-1999/AMCA 210-99
Return to Top
ANSI/ASHRAE Standard 52.2, Method of Testing General Ventilation Air-Cleaning Devices for Removal Efficiency by Particle Size
1999
Standard 52.2-1999: Addenda Supplement Package (Contains Addendum a)
2007
Standard 52.2-2007 Addenda Supplement Package (Contains Addendum b)
2012
Standard 52.2-2012 2015 Addenda Supplement Package (Contains Addenda a, b, and d) (February 26, 2015)
Standard 52.2-2012 Addendum c (August 4, 2015)
Standard 52.2-2012 Addendum e (March 2, 2016)
Standard 52.2-2012 Addendum f (March 2, 2016)
Standard 52.2-2012 Addendum g (January 23, 2017)
Standard 52.2-2012 Addendum i (January 23, 2017)
2017
Addendum a to Standard 52.2-2017
Addendum b to Standard 52.2-2017
Addendum c to Standard 52.2-2017 (January 21, 2022)
Return to Top
ANSI/ASHRAE Standard 55, Thermal Environmental Conditions for Human Occupancy
1992
Addendum a to Standard 55-1992
2004
Addenda a and b to Standard 55-2004
Addenda d, e, f, and g to ANSI/ASHRAE Standard 55-2004
Addendum h to ANSI/ASHRAE Standard 55-2004
Addenda i and k to ANSI/ASHRAE Standard 55-2004
Addendum j to ANSI/ASHRAE Standard 55-2004
2010
Addendum a to Standard 55-2010
Addendum b to Standard 55-2010
Addendum c to Standard 55-2010
Addendum d to Standard 55-2010
Addendum e to Standard 55-2010
Addendum f to Standard 55-2010
Addendum g to Standard 55-2010
Addendum h to Standard 55-2010
Addendum j to Standard 55-2010
Addenda i, k, l, m, n, r to Standard 55-2010
Addenda o, p, q to Standard 55-2010
2013
Addendum a to Standard 55-2013
Addendum b to Standard 55-2013
Addendum c to Standard 55-2013
Addendum d to Standard 55-2013
Addendum e to Standard 55-2013
Addendum f to Standard 55-2013
Addendum g to Standard 55-2013
2017
Addendum a to Standard 55-2017 (October 2, 2018)
Addendum b to Standard 55-2017 (May 31, 2019)
Addendum c to Standard 55-2017 (August 3, 2020)
Addendum d to Standard 55-2017 (August 3, 2020)
Addendum e to Standard 55-2017 (September 30, 2020)
Addendum f to Standard 55-2017 (September 2, 2020)
Addendum g to Standard 55-2017 (January 29, 2021)
Addendum h to Standard 55-2017 (January 29, 2021)
2020
Addendum a to Standard 55-2020 (April 30, 2021)
Addendum b to Standard 55-2020 (April 30, 2021)
Addendum c to Standard 55-2020 (April 30, 2021)
Addendum d to Standard 55-2020 (October 29, 2021)
Addendum e to Standard 55-2020 (June 30, 2021)
Addendum f to Standard 55-2020 (June 30, 2021)
Addendum g to Standard 55-2020 (April 29, 2022)
Addendum h to Standard 55-2020 (December 30, 2022)
Addendum i to Standard 55-2020 (April 28, 2023)
Addendum j to Standard 55-2020 (October 31, 2023)
Addendum k to Standard 55-2020 (October 31, 2023)
Return to Top
ANSI/ASHRAE Standard 62.1, Ventilation and Acceptable Indoor Air Quality
1999 (Standard 62)
Addendum j to Standard 62-1999
Addendum l to Standard 62-1999
Addendum m to Standard 62-1999
Addendum p to Standard 62-1999
Addendum q to Standard 62-1999
Addendum s to Standard 62-1999
Addendum w to Standard 62-1999
2001 (Standard 62)
Addendum h to Standard 62-2001
Addendum i to Standard 62-2001
Addendum k to Standard 62-2001
Addendum n to Standard 62-2001
VRP Excel Spreadsheet
Addendum o to Standard 62-2001
Addendum r to Standard 62-2001
Addendum t to Standard 62-2001
Addendum u to Standard 62-2001
Addendum v to Standard 62-2001
Addendum x to Standard 62-2001
Addendum y to Standard 62-2001
Addendum z to Standard 62-2001
Addendum aa to Standard 62-2001
Addendum ab to Standard 62-2001
Addendum ad to Standard 62-2001
Addendum ae to Standard 62-2001
Addendum af to Standard 62-2001
2004
Standard 62.1-2004: Addenda Supplement Package (This Addenda Package contains Addenda a, b, c, d, and g.)
Standard 62.1-2004: Addendum e and f (Contains Addenda e and f)
Standard 62.1-2004 Addendum h
2007
Standard 62.1-2007 Addenda Supplement Package (Contains Addenda a, b, e, f, and h)
Standard 62.1-2007 Addenda c, d, i, and p
Standard 62.1-2007 Addendum j
Standard 62.1-2007 Addendum k
Standard 62.1-2007 Addenda l, m, n, o, and s
Standard 62.1-2007 Addendum q
Standard 62.1-2007 Addenda g, r, and t
2010
Standard 62.1-2010 Addenda Supplement Package (Contains Addenda a, c, d, and e)
Standard 62.1-2010 Addenda b and m
Standard 62.1-2010 Addenda h and l
Standard 62.1-2010 Addendum n
Standard 62.1-2010 Addendum o
2013
Standard 62.1-2013 Addenda Supplement Package for 2015 (Contains Addenda a, c, j, k, q, r, and s)
Addendum d to Standard 62.1-2013
Addendum e to Standard 62.1-2013
Addendum f to Standard 62.1-2013
Addendum g to Standard 62.1-2013
Addendum h to Standard 62.1-2013
Addendum i to Standard 62.1-2013
Addendum p to Standard 62.1-2013
2016
Addendum b to Standard 62.1-2016 (October 9, 2018)
Addendum c to Standard 62.1-2016 (July 31, 2018)
Addendum d to Standard 62.1-2016 (March 2, 2018)
Addendum e to Standard 62.1-2016 (January 26, 2018)
Addendum f to Standard 62.1-2016 (September 14, 2018)
Addendum g to Standard 62.1-2016 (June 28, 2018)
Addendum h to Standard 62.1-2016 (June 28, 2018)
Addendum i to Standard 62.1-2016 (July 26, 2019)
Addendum j to Standard 62.1-2016 (June 28, 2018)
Addendum k to Standard 62.1-2016 (October 9, 2018)
Addendum l to Standard 62.1-2016 (September 12, 2019)
Addendum m to Standard 62.1-2016 (February 13, 2019)
Addendum n to Standard 62.1-2016 (July 26, 2019)
Addendum o to Standard 62.1-2016 (July 31, 2018)
Addendum q to Standard 62.1-2016 (July 31, 2018)
Addendum r to Standard 62.1-2016< (October 30, 2018)/a>
Addendum s to Standard 62.1-2016 (July 26, 2019)
Addendum t to Standard 62.1-2016 (January 18, 2019)
Addendum u to Standard 62.1-2016 (July 31, 2018)
Addendum v to Standard 62.1-2016 (July 31, 2018)
Addendum w to Standard 62.1-2016 (June 28, 2018)
Addendum z to Standard 62.1-2016 (June 28, 2018)
Addendum ad to Standard 62.1-2016 (August 26, 2019)
Addendum ae to Standard 62.1-2016 (August 26, 2019)
Addendum af to Standard 62.1-2016 (August 26, 2019)
Addendum ah to Standard 62.1-2016 (June 27, 2019)
Addendum ai to Standard 62.1-2016 (June 27, 2019)
Addendum aj to Standard 62.1-2016 (July 26, 2019)
Addendum al to Standard 62.1-2016 (August 26, 2019)
Addendum am to Standard 62.1-2016 (June 27, 2019)
Addendum an to Standard 62.1-2016 (February 13, 2019)
Addendum ap to Standard 62.1-2016 (June 27, 2019)
Addendum aq to Standard 62.1-2016 (July 26, 2019)
Addendum ar to Standard 62.1-2016 (June 27, 2019)
Addendum as to Standard 62.1-2016 (February 13, 2019)
Return to Top
2019
Addendum a to Standard 62.1-2019 (February 26, 2021)
Addendum b to Standard 62.1-2019 (June 30, 2020)
Addendum c to Standard 62.1-2019 (October 30, 2020)
Addendum d to Standard 62.1-2019 (October 30, 2020)
Addendum f to Standard 62.1-2019 (June 30, 2021)
Addendum g to Standard 62.1-2019 (October 1, 2021)
Addendum i to Standard 62.1-2019 (April 29, 2022)
Addendum p to Standard 62.1-2019 (February 11, 2020)
Addendum y to Standard 62.1-2019 (November 19, 2019)
Addendum aa to Standard 62.1-2019 (February 14, 2022)
Addendum ao to Standard 62.1-2019 (December 13, 2019)
2022
Addendum a to Standard 62.1-2022 (October 31, 2023)
Addendum b to Standard 62.1-2022 (October 31, 2023)
Addendum c to Standard 62.1-2022 (May 21, 2024)
Addendum e to Standard 62.1-2022 (September 30, 2022)
Addendum j to Standard 62.1-2022 (April 24, 2024)
Addendum k to Standard 62.1-2022 (April 24, 2024)
Addendum m to Standard 62.1-2022 (September 30, 2022)
Addendum n to Standard 62.1-2022 (September 30, 2022)
Addendum o to Standard 62.1-2022 (May 1, 2024)
Addendum p to Standard 62.1-2022 (May 1, 2024)
Addendum x to Standard 62.1-2022 (September 23, 2022)
Addendum ab to Standard 62.1-2022 (October 31, 2023)
Addendum ag to Standard 62.1-2022 (May 1, 2024)
Return to Top
ANSI/ASHRAE Standard 62.2, Ventilation and Acceptable Indoor Air Quality in Residential Buildings
2003
Addendum a to Standard 62.2-2003
Addendum a to Standard 62.2-2003
2004
Standard 62.2-2004: Addenda Supplement Package (Contains Addendum g) (PDF)
Addendum e to Standard 62.2-2004
Addendum h to Standard 62.2-2004
Addendum i to Standard 62.2-2004
2007
Standard 62.2-2007 Addenda Supplement Package (Contains Addenda a, b, c, and k)
Standard 62.2-2007 Addendum d
Standard 62.2-2007 Addendum e
Standard 62.2-2007 Addenda f, g, h, and i
Standard 62.2-2007 Addendum j
Standard 62.2-2007 Addenda m, n, o, p, and t
Standard 62.2-2007 Addenda q and r
2010
Standard 62.2-2010 Addenda Supplement Package (Contains Addenda b, c, e, g, h, i, and l)
Standard 62.2-2010 Addendum f
Standard 62.2-2010 Addendum j
Standard 62.2-2010 Addenda k and m
Standard 62.2-2010 Addendum n
Standard 62.2-2010 Addendum o
Standard 62.2-2010 Addendum q
Standard 62.2-2010 Addendum r
Standard 62.2-2010 Addendum u
Standard 62.2-2010 Addendum v
2013
2015 Addenda Supplement Package to Standard 62.2-2013 (includes Addenda a, b, d, e, f, g, and t) (February 26, 2015)
Addendum c to Standard 62.2-2013
Addendum h to Standard 62.2-2013
Addendum j to Standard 62.2-2013
Addendum m to Standard 62.2-2013
Addendum n to Standard 62.2-2013
Addendum o to Standard 62.2-2013
Addendum p to Standard 62.2-2013
Addendum r to Standard 62.2-2013
Addendum v to Standard 62.2-2013
Addendum w to Standard 62.2-2013
2016
2017 Supplement Addenda b, d, k, l, q, and s to Standard 62.2-2016
Addendum c to Standard 62.2-2016
Addendum e to Standard 62.2-2016
Addendum g to Standard 62.2-2016
Addendum h to Standard 62.2-2016
Addendum i to Standard 62.2-2016
Addendum j to Standard 62.2-2016
Addendum m to Standard 62.2-2016
Addendum p to Standard 62.2-2016
Addendum t to Standard 62.2-2016
Addendum u to Standard 62.2-2016
2019
Addendum b to Standard 62.2-2019 (April 30, 2021)
Addendum d to Standard 62.2-2019 (September 30, 2020)
Addendum e to Standard 62.2-2019 (April 30, 2021)
Addendum f to Standard 62.2-2019 (July 30, 2021)
Addendum g to Standard 62.2-2019 (July 30, 2021)
Addendum h to Standard 62.2-2019 (April 29, 2022)
Addendum l to Standard 62.2-2019 (April 29, 2022)
Addendum v to Standard 62.2-2019 (September 2, 2020)
Addendum x to Standard 62.2-2019 (March 2, 2020)
Addendum y to Standard 62.2-2019 (May 4, 2021)
2022
Addendum a to Standard 62.2-2022 (March 14, 2024)
Addendum d to Standard 62.2-2022 (June 30, 2023)
Addendum e to Standard 62.2-2022 (April 28, 2023)
Addendum f to Standard 62.2-2022 (February 21, 2024)
Addendum i to Standard 62.2-2022 (September 23, 2022)
Addendum k to Standard 62.2-2022 (July 25, 2023)
Addendum m to Standard 62.2-2022 (September 23, 2022)
Addendum o to Standard 62.2-2022 (May 31,2024)
Return to Top
ANSI/ASHRAE Standard 72, Method of Testing Open and Closed Commercial Refrigerators and Freezers
2022
Addendum a to Standard 72-2022 (October 31, 2023)
Return to Top
ANSI/ASHRAE Standard 84, Method of Testing Air-to-Air Heat/Energy Exchangers
2013
Addendum a to Standard 84-2013
Return to Top
ANSI/ASHRAE/IES Standard 90.1, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
1999
Addendum a to Standard 90.1-1999
Addendum d to Standard 90.1-1999
Addendum e to Standard 90.1-1999
Addendum f to Standard 90.1-1999
Addendum g to Standard 90.1-1999
Addendum j to Standard 90.1-1999
Addendum k to Standard 90.1-1999
Addendum n to Standard 90.1-1999
Addendum o to Standard 90.1-1999
Addendum q to Standard 90.1-1999
Addendum r to Standard 90.1-1999
Addendum s to Standard 90.1-1999
Addendum t to Standard 90.1-1999
Addendum u to Standard 90.1-1999
Addendum v to Standard 90.1-1999
Addendum w to Standard 90.1-1999
Addendum y to Standard 90.1-1999
Addendum z to Standard 90.1-1999
Addendum aa to Standard 90.1-1999
Addendum ab to Standard 90.1-1999
Addendum ac to Standard 90.1-1999
Addendum ad to Standard 90.1-1999
Addendum af to Standard 90.1-1999
Addendum ag to Standard 90.1-1999
Addendum ah to Standard 90.1-1999
Addendum ai to Standard 90.1-1999
Addendum ak to Standard 90.1-1999
Addendum al to Standard 90.1-1999
Addendum am to Standard 90.1-1999
Addendum an to Standard 90.1-1999
Addendum ao to Standard 90.1-1999
Addendum ap to Standard 90.1-1999
2001
Addendum a to Standard 90.1-2001 (I-P and SI versions)
Addendum b to Standard 90.1-2001 (I-P and SI versions)
Addendum c to Standard 90.1-2001 (I-P and SI versions)
Addendum d to Standard 90.1-2001 (I-P and SI versions)
Addendum e to Standard 90.1-2001 (I-P and SI versions)
Addendum g to Standard 90.1-2001 (I-P and SI versions)
Addendum h to Standard 90.1-2001 (I-P and SI versions)
Addendum i to Standard 90.1-2001 (I-P and SI versions)
Addendum j to Standard 90.1-2001 (I-P and SI versions)
Addendum k to Standard 90.1-2001 (I-P and SI versions)
Addendum m to Standard 90.1-2001 (I-P and SI versions)
Addendum n to Standard 90.1-2001 (I-P and SI versions)
Addendum o to Standard 90.1-2001 (I-P and SI versions)
Addendum p to Standard 90.1-2001 (I-P and SI versions)
Addendum q to Standard 90.1-2001 (I-P and SI versions)
Addendum r to Standard 90.1-2001 (I-P and SI versions)
Addendum s to Standard 90.1-2001 (I-P and SI versions)
Addendum t to Standard 90.1-2001 (I-P and SI versions)
Addendum u to Standard 90.1-2001 (I-P and SI versions)
Addendum x to Standard 90.1-2001 (I-P and SI versions)
Addendum y to Standard 90.1-2001 (I-P and SI versions)
Addendum z to Standard 90.1-2001 (I-P and SI versions)
Addendum aa to Standard 90.1-2001 (I-P and SI versions)
Addendum ab to Standard 90.1-2001 (I-P and SI versions)
Addendum ac to Standard 90.1-2001 (I-P and SI versions)
Addendum ae to Standard 90.1-2001 (I-P and SI versions)
Addendum ag to Standard 90.1-2001 (I-P and SI versions)
Addendum ah to Standard 90.1-2001 (I-P and SI versions)
Addendum ai to Standard 90.1-2001 (I-P and SI versions)
Addendum al to Standard 90.1-2001 (I-P and SI versions)
Addendum am to Standard 90.1-2001 (I-P and SI versions)
Return to Top
2004
Standard 90.1-2004: Addenda Supplement Package (Addenda Package includes a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, r, s, t, u, v, x, and ak)
Standard 90.1-2004: Addendum q
Standard 90.1-2004: Addendum y
Standard 90.1-2004: Addenda aa, ab, ag, ah, aj, al, and am
Standard 90.1-2004: Addenda ac, an, and ao
Standard 90.1-2004: Addendum ad
Standard 90.1-2004: Addenda ae and ai
Standard 90.1-2004: Addenda ap, aq, ar, and av
Standard 90.1-2004: Addenda as and at
2007
Standard 90.1-2007: Addenda Supplement Package (Addenda Package includes Addenda a, b, c, g, h, i, j, k, l, m, n, p, q, s, t, u, w, y, ad, and aw )
Standard 90.1-2007: Addendum ac
Standard 90.1-2007: Addenda ag, ai, aj, ak, ay, bc, bd
Standard 90.1-2007: Addendum al
Standard 90.1-2007: Addenda am, aq, ax
Standard 90.1-2007: Addenda ar, av, bp
Standard 90.1-2007: Addenda bf, bn, bs
Standard 90.1-2007: Addenda bi, bt
Standard 90.1-2007: Addendum bu
Standard 90.1-2007: Addenda bx, by, ca, cb, cc
Standard 90.1-2007: Addenda cd, ck, cn, cq, ct, cv
Standard 90.1-2007: Addenda ce, cp
Standard 90.1-2007: Addendum cf
Standard 90.1-2007: Addenda ch, cl, db
Standard 90.1-2007: Addenda cr, cs, cw, cz, da, dc
Standard 90.1-2007: Addenda cy, co, dd, de, df
Standard 90.1-2007: Addenda d, o, x, aa, ab, ae, at, au, ba
Standard 90.1-2007: Addenda dg, di, dj, dk, dl
Standard 90.1-2007: Addenda dn, do, dp, dq, dr
Standard 90.1-2007: Addenda e, as, az, bg, bh, bj, bk, bl, bm, bo, bq, br, bv, bw
Standard 90.1-2007: Addendum f
Standard 90.1-2007: Addendum r
Standard 90.1-2007: Addenda v, af, an, ao, ap
2010
Standard 90.1-2010, Addenda 2012 Supplement: Addenda Supplement Package (Addenda Package includes Addenda a, b, c, g, h, j, k, o, p, s, y, z, bz, cg, ci, and ds)
Standard 90.1-2010, Addenda 2013 Supplement: Addenda Supplement Package (Addenda Package includes Addenda e, f, i, l, m, n, q, r, u, w, aa, ad, ae, af, ag, ah, ai, aj, al, am, an, ap, aq, ar, as, at, au, av, aw, ax, ay, az, ba, bb, bc, bd, be, bf, bg, bh, bi, bj, bk, bl, bn, bo, bp, bq, br, bs, bt, bv, bw, bx, by, ca, cb, cc, cd, ce, cf, ch, cj, ck, cl, cm, cn, co, cp, cr, ct, cv, cy, cz, da, db, dc, dd, de, dg, di, dj, dk, dl, dm, dn, do, dp, dq, dr, dt, dv, and dw
2013
Standard 90.1-2013, Addenda 2015 Supplement: Addenda Supplement Package (Addenda package includes Addenda a, c, d, e, g, h, j, k, m, n, o, p, q, r, s, z, aa, ac, ad, ae, ag, ak, bm, and dx) (March 30, 2016)
Standard 90.1-2013, Addenda 2016 Supplement Package (46.3 MB zip file) (Updated July 31, 2017)
(Addenda package includes Addenda f, i, l, u, v, w, ab, af, ah, ai, aj, al, am, an, ao, ap, aq, ar, as, at, au, av, aw, ay, az, ba, bb, bc, bd, bh, bi, bj, bk, bl, bn, bo, bp, bq, br, bs, bt, bv, bw bx, by, bz, ca, cb, cc, cd, ce, cf, cg, ch, ci, cj, ck, cl, cm, cn, co, cp, cq, ct, cv, cy, da, db, dc, dd, de, dg, dh, di, dk, dl, dm, do, dp, dq, dr, ds, dt, du, dv, dw, dy, dz, ea, eb, ec, ed, ef, eg, ej, ek, el)
2016
Standard 90.1-2016: Addenda a, g, h, l, n, p, r
Standard 90.1-2016: Addenda b, c, d, e, f, j
Standard 90.1-2016: Addenda be, bm, bn, bo, bp, br, bs, bu, bv, cf, cl, cm, cq, ct, cu, cv, cw, cy
Standard 90.1-2016: Addenda k, o, x, ab, ac, ad, ae, ag, ah, ak, am
Standard 90.1-2016: Addenda m, ai, aj, au, az, bg, dn
Standard 90.1-2016: Addenda q, s, z, ap, aq, ar
Standard 90.1-2016: Addenda t, v, y, al, an, ao, at, aw, ay, az, ba, bb, bd, bf, bh, bi, bj, bk, bl bq, bt, bx, bz, ca, cc, ce, cg, ch, ci, cj, cn, co
2019
Addendum a to Standard 90.1-2019 (October 30, 2020)
Addendum b to Standard 90.1-2019 (April 1, 2021)
Addendum c to Standard 90.1-2019 (October 30, 2020)
Addendum ch to Standard 90.1-2019 (March 4, 2024) Optional Performance Path (allows jurisdictions to adapt Building Performance Factors).
Addendum d to Standard 90.1-2019 (January 4, 2021)
Addendum f to Standard 90.1-2019 (February 26, 2021)
Addendum g to Standard 90.1-2019 (January 4, 2021)
Addendum h to Standard 90.1-2019 (October 30, 2020)
Addendum i to Standard 90.1-2019 (October 30, 2020)
Addendum k to Standard 90.1-2019 (October 30, 2020)
Addendum l to Standard 90.1-2019 (October 30, 2020)
Addendum m to Standard 90.1-2019 (October 30, 2020)
Addendum n to Standard 90.1-2019 (October 30, 2020)
Addendum o to Standard 90.1-2019 (July 30, 2021)
Addendum p to Standard 90.1-2019 (February 26, 2021)
Addendum q to Standard 90.1-2019 (February 26, 2021)
Addendum r to Standard 90.1-2019 (February 26, 2021)
Addendum s to Standard 90.1-2019 (February 26, 2021)
Addendum t to Standard 90.1-2019 (July 29, 2022)
Addendum u to Standard 90.1-2019 (July 30, 2021)
Addendum v to Standard 90.1-2019 (July 30, 2021)
Addendum w to Standard 90.1-2019 (February 26, 2021)
Addendum x to Standard 90.1-2019 (December 8, 2021)
Addendum y to Standard 90.1-2019 (December 8, 2021)
Addendum z to Standard 90.1-2019 (March 1, 2022)
Addendum aa to Standard 90.1-2019 (June 1, 2021)
Addendum ab to Standard 90.1-2019 (June 30, 2021)
Addendum ac to Standard 90.1-2019 (July 29, 2022)
Addendum ad to Standard 90.1-2019 (October 14, 2021)
Addendum ae to Standard 90.1-2019 (August 31, 2021)
Addendum ag to Standard 90.1-2019 (September 30, 2022)
Addendum ah to Standard 90.1-2019 (August 31, 2021)
Addenda af, bc, cd, and db to Standard 90.1-2019 (November 16, 2020)
Addendum aj to Standard 90.1-2019 (October 1, 2021)
Addendum ak to Standard 90.1-2019 (October 1, 2021)
Addendum am to Standard 90.1-2019 (July 29, 2022)
Addendum an to Standard 90.1-2019 (October 1, 2021)
Addendum ao to Standard 90.1-2019 (October 1, 2021)
Addendum ap to Standard 90.1-2019 (September 30, 2022)
Addendum aq to Standard 90.1-2019 (July 29, 2022)
Addendum ar to Standard 90.1-2019 (September 30, 2022)
Addendum as to Standard 90.1-2019 (January 27, 2022)
Addendum at to Standard 90.1-2019 (January 27, 2022)
Addendum au to Standard 90.1-2019 (January 21, 2022)
Addendum av to Standard 90.1-2019 (July 29, 2022)
Addendum aw to Standard 90.1-2019 (January 21, 2022)
Addendum ay to Standard 90.1-2019 (September 30, 2022)
Addendum az to Standard 90.1-2019 (January 21, 2022)
Addendum ba to Standard 90.1-2019 (September 30, 2022)
Addendum bb to Standard 90.1-2019 (July 29, 2022)
Addendum bd to Standard 90.1-2019 (June 1, 2022)
Addendum be to Standard 90.1-2019 (January 21, 2022)
Addendum bf to Standard 90.1-2019 (June 1, 2022)
Addendum bg to Standard 90.1-2019 (July 29, 2022)
Addendum bh to Standard 90.1-2019 (January 21, 2022)
Addendum bi to Standard 90.1-2019 (July 29, 2022)
Addendum bj to Standard 90.1-2019 (July 29, 2022)
Addendum bk to Standard 90.1-2019 (January 21, 2022)
Addendum bm to Standard 90.1-2019 (January 21, 2022)
Addendum bp to Standard 90.1-2019 (September 30, 2022)
Addendum bq to Standard 90.1-2019 (July 29, 2022)
Addendum br to Standard 90.1-2019 (July 29, 2022)
Addendum bs to Standard 90.1-2019 (July 29, 2022)
Addendum bt to Standard 90.1-2019 (July 5, 2022)
Addendum bv to Standard 90.1-2019 (July 5, 2022)
Addendum bw to Standard 90.1-2019 (April 29, 2022)
Addendum bx to Standard 90.1-2019 (July 29, 2022)
Addenda by, ck, and cp to Standard 90.1-2019 (August 3, 2020)
Addendum bz to Standard 90.1-2019 (April 29, 2022)
Addendum cb to Standard 90.1-2019 (March 1, 2022)
Addendum cc to Standard 90.1-2019 (September 30, 2022)
Addendum ce to Standard 90.1-2019 (April 29, 2022)
Addendum cf to Standard 90.1-2019 (April 29, 2022)
Addendum cg to Standard 90.1-2019 (April 29, 2022)
Addendum ci to Standard 90.1-2019 (April 29, 2022)
Addendum cj to Standard 90.1-2019 (April 29, 2022)
Addendum cm to Standard 90.1-2019 (July 29, 2022)
Addendum co to Standard 90.1-2019 (July 29, 2022)
Addendum cq to Standard 90.1-2019 (July 29, 2022)
Addendum cr to Standard 90.1-2019 (December 15, 2020)
Addendum cs to Standard 90.1-2019 (July 5, 2022)
Addendum ct to Standard 90.1-2019 (July 5, 2022)
Addendum cu to Standard 90.1-2019 (July 5, 2022)
Addendum cy to Standard 90.1-2019 (September 30, 2022)
Addendum da to Standard 90.1-2019 (January 4, 2021)
Return to Top
2022
Addendum a to Standard 90.1-2022 (May 16, 2023)
Addendum b to Standard 90.1-2022 (September 14, 2023)
Addendum d to Standard 90.1-2022 (June 30, 2023)
Addendum f to Standard 90.1-2022 (June 30, 2023)
Addendum h to Standard 90.1-2022 (March 14, 2024)
Addendum i to Standard 90.1-2022 (March 14, 2024)
Addendum j to Standard 90.1-2022 (March 14, 2024)
Addendum k to Standard 90.1-2022 (April 24, 2024)
Addendum l to Standard 90.1-2022 (May 3, 2024) Optional Informative Appendix (allows jurisdictions to meet operational emissions goals including net zero)
Addendum m to Standard 90.1-2022 (March 14, 2024)
Addendum n to Standard 90.1-2022 (April 24, 2024)
Addendum o to Standard 90.1-2022 (March 29, 2024)
Addendum p to Standard 90.1-2022 (May 31, 2024)
Addendum q to Standard 90.1-2022 (March 14, 2024)
Addendum r to Standard 90.1-2022 (May 31, 2024)
Addendum t to Standard 90.1-2022 (May 31, 2024)
Addendum v to Standard 90.1-2022 (May 31, 2024)
Addendum x to Standard 90.1-2022 (May 31, 2024)
Addendum z to Standard 90.1-2022 (May 31, 2024)
Addendum bo to Standard 90.1-2022 (May 16, 2023)
Addendum ca to Standard 90.1-2022 (July 25, 2023)
Addendum cv to Standard 90.1-2022 (February 28, 2023)
Addendum cw to Standard 90.1-2022 (August 30, 2023)
Addendum s to Standard 90.1-2022 (July 24, 2024)
Return to Top
ANSI/ASHRAE/IES Standard 90.2, High-Performance Energy Design of Residential Buildings
1993
Addendum a, b, and c to Standard 90.2-1993
Addendum l to Standard 90.2-1993
2001
Addendum a to Standard 90.2-2001
Addendum b to Standard 90.2-2001
Addendum c to Standard 90.2-2001
Addendum d to Standard 90.2-2001
Addendum e to Standard 90.2-2001
Addendum f to Standard 90.2-2001
Addendum g to Standard 90.2-2001
Addendum h to Standard 90.2-2001
Addendum i to Standard 90.2-2001
Addendum j to Standard 90.2-2001
Addendum k to Standard 90.2-2001
2004
Standard 90.2-2004: Addenda Supplement Package (Contains addenda a, b, f, g, h, and i)
Standard 90.2-2004: Addenda c, d, e, k
2007
Standard 90.2-2007: Addendum b
2018
Standard 90.2-2018: Addendum a (January 29, 2021)
Standard 90.2-2018: Addendum b (June 30, 2021)
Standard 90.2-2018: Addendum c (March 8, 2023)
Standard 90.2-2018: Addendum d (March 1, 2022)
Standard 90.2-2018: Addendum e (September 29, 2023)
Standard 90.2-2018: Addendum f (July 25, 2023)
Standard 90.2-2018: Addendum g (July 24, 2024)
Standard 90.2-2018: Addendum h (March 14, 2024)
Standard 90.2-2018: Addendum i (July 24, 2024)
Standard 90.2-2018: Addendum j (July 24, 2024)
Standard 90.2-2018: Addendum k (September 29, 2023)
Standard 90.2-2018: Addendum l (February 21, 2024)
Standard 90.2-2018: Addendum m (April 24, 2024)
Standard 90.2-2018: Addendum n (July 24, 2024)
Standard 90.2-2018: Addendum o (April 24, 2024)
Standard 90.2-2018: Addendum q (May 31, 2024)
Return to Top
ANSI/ASHRAE Standard 90.4, Energy Standard for Data Centers
2016
Standard 90.4-2016: Addendum a
Standard 90.4-2016: Addendum b
Standard 90.4-2016: Addendum d
Standard 90.4-2016: Addendum f
Standard 90.4-2016: Addendum g
Standard 90.4-2016: Addendum i
2019
Addendum a to Standard 90.4-2019 (October 30, 2020)
Addendum b to Standard 90.4-2019 (October 30, 2020)
Addendum d to Standard 90.4-2019 (October 30, 2020)
Addendum e to Standard 90.4-2019 (October 30, 2020)
Addendum f to Standard 90.4-2019 (August 31, 2021)
Addendum h to Standard 90.4-2019 (September 23, 2022)
Addendum i to Standard 90.4-2019 (January 31, 2023)
2022
Addendum g to Standard 90.4-2022 (January 31, 2024)
Return to Top
ANSI/ASHRAE/IES Standard 100, Energy and Emissions Building Performance Standard for Existing Buildings
1995
Addendum b to Standard 100
2015
Addendum a to Standard 100
Addendum b to Standard 100
Addendum c to Standard 100
Addendum d to Standard 100
2018
Addendum a to Standard 100-2018 (February 26, 2021)
Addendum b to Standard 100-2018 (October 1, 2021)
Addendum c to Standard 100-2018 (December 30, 2022)
Addendum d to Standard 100-2018 (July 25, 2023)
Addendum e to Standard 100-2018 (August 31, 2023)
Addendum f to Standard 100-2018 (January 31, 2023)
Addendum g to Standard 100-2018 (February 28, 2023)
Addendum h to Standard 100-2018 (October 31, 2022)
Addendum i to Standard 100-2018 (July 25, 2023)
Addendum j to Standard 100-2018 (November 30, 2023)
Addendum k to Standard 100-2018 (November 30, 2023)
Return to Top
ANSI/ASHRAE Standard 105, Standard Methods of Measuring, Expressing and Comparing Building Energy Performance
2007
Addenda a and b to 105-2007
Return to Top
ANSI/ASHRAE Standard 135, BACnet™-- A Data Communication Protocol for Building Automation and Control Networks
1995
Addendum a to Standard 135-1995
Addendum b to Standard 135-1995
Addendum c to Standard 135-1995
Addendum d to Standard 135-1995
Addendum e to Standard 135-1995
2001
Addendum a to Standard 135-2001
Addendum a to Standard 135-2001
Addendum a to Standard 135-2001
Addendum a to Standard 135-2001
2004
Addendum a to Standard 135-2004
Addendum b to Standard 135-2004
Addendum c to Standard 135-2004
Addendum d to Standard 135-2004
Addendum e to Standard 135-2004
Addendum f to Standard 135-2004
Addendum m to Standard 135-2004
2008
Standard 135-2008 Addendum g
Standard 135-2008 Addendum h
Standard 135-2008 Addendum j
Standard 135-2008 Addendum k
Standard 135-2008 Addendum l
Standard 135-2008 Addendum n
Standard 135-2008 Addendum o
Standard 135-2008 Addendum q
Standard 135-2008 Addendum p
Standard 135-2008 Addendum r
Standard 135-2008 Addendum s
Standard 135-2008 Addendum t
Standard 135-2008 Addendum u
Standard 135-2008 Addendum v
Standard 135-2008 Addendum w
Standard 135-2008 Addendum x
Standard 135-2008 Addendum y
Standard 135-2008 Addendum z
Standard 135-2008 Addendum ab
Standard 135-2008 Addendum ac
Standard 135-2008 Addendum ag
Standard 135-2008 Addendum ah
2010
Addendum i to Standard 135-2010
Addendum aa to Standard 135-2010
Addendum ad to Standard 135-2010
Addendum ae to Standard 135-2010
Addendum af to Standard 135-2010 (175 MB)
Addendum ak to Standard 135-2010
Addendum ao to Standard 135-2010
2012
Addendum ai to Standard 135-2012
Addendum aj to Standard 135-2012
Addendum al to Standard 135-2012
Addendum am to Standard 135-2012
Addenda an, at, au, av, aw, ax, az
Addendum aq to Standard 135-2012
Addendum ar to Standard 135-2012
Addendum as to Standard 135-2012
Addendum ay to Standard 135-2012
Addendum ba to Standard 135-2012
Addendum bc to Standard 135-2012
Addendum bf to Standard 135-2012
Addendum bg to Standard 135-2012
Addendum bh to Standard 135-2012
2016
Addendum bd to Standard 135-2016 (June 18, 2018)
Addendum be to Standard 135-2016 (June 18, 2018)
Addendum bi to Standard 135-2016 (June 18, 2018)
Addendum bj to Standard 135-2016 (November 19, 2019)
Addendum bk to Standard 135-2016 (June 18, 2018)
Addendum bl to Standard 135-2016 (June 18, 2018)
Addendum bm to Standard 135-2016 (June 18, 2018)
Addendum bn to Standard 135-2016 (June 18, 2018)
Addendum bp to Standard 135-2016 (June 18, 2018)
Addendum bq to Standard 135-2016 (June 18, 2018)
Addendum br to Standard 135-2016 (September 9, 2019)
Addendum bs to Standard 135-2016 (September 9, 2019)
Addendum bt to Standard 135-2016 (September 9, 2019)
Addendum bu to Standard 135-2016 (September 9, 2019)
Addendum bw to Standard 135-2016 (September 9, 2019)
Addendum by to Standard 135-2016 (November 19, 2019)
Addendum bz to Standard 135-2016 (November 19, 2019)
2020
Addendum bv to Standard 135-2020 (January 21, 2022)
Addendum ca to Standard 135-2020 (January 21, 2022)
Addendum cc to Standard 135-2020 (January 21, 2022)
Addendum cd to Standard 135-2020 (August 31, 2021)
Addendum ce to Standard 135-2020 (January 21, 2022)
Addendum cf to Standard 135-2020 (November 30, 2022)
Addendum ch to Standard 135-2020 (June 28, 2024)
Addendum ck to Standard 135-2020 (June 28, 2024)
Addendum cn to Standard 135-2020 (June 28, 2024)
Addendum cq to Standard 135-2020 (June 28, 2024)
Addendum cs to Standard 135-2020 (June 28, 2024)
Return to Top
ANSI/ASHRAE Standard 135.1, Method of Test for Conformance to BACnet
2003
Addendum a to Standard 135.1-2003
Addendum c to Standard 135.1-2003
2007
Addendum b to Standard 135.1-2007
2009
Addenda to Standard 135.1-2009
Addendum d to Standard 135.1-2009
Addendum e to Standard 135.1-2009
Addendum f to Standard 135.1-2009
Addendum g to Standard 135.1-2009
Addendum h to Standard 135.1-2009
Addendum i to Standard 135.1-2009
Addendum l to Standard 135.1-2009
Addendum n to Standard 135.1-2009
2011
Addendum j to Standard 135.1-2011
Addendum k to Standard 135.1-2011
Addendum l to Standard 135.1-2011
Addendum m to Standard 135.1-2011
Addendum n to Standard 135.1-2011
2013
Addendum o to Standard 135.1-2013
Addendum p to Standard 135.1-2013
Addendum q to Standard 135.1-2013 (12-04-2018)
Addendum r to Standard 135.1-2013
2019
Addendum s to Standard 135.1-2019
Return to Top
ANSI/ASHRAE Standard 140, Method of Test for Evaluating Building Performance Simulation Software
2001
Standard 140-2001 Addendum a
Standard 140-2001, Accompanying Files, Addendum a (zip)
2004
Addendum 140-2004: Addenda a & b (75.5 MB) (zip)
2007
Standard 140-2007 Addenda Supplement (Addendum a)
Standard 140-2007 Addendum b
Standard 140-2007 Addendum c
2011
Standard 140-2011 Addendum a
2014
Standard 140-2014 Addendum a
Standard 140-2014 Addendum a Supplemental zip file
2017
Standard 140-2017 Addendum a (September 2, 2020)
Standard 140-2017 Addendum b (October 30, 2020)
Standard 140-2017 Addendum a Supplemental zip file
2020
Standard 140-2020 Addendum a (August 31, 2022)
Standard 140-2020 Addendum a Supplemental zip file
Standard 140-2020 Addendum b (January 31, 2023)
Return to Top
ANSI/ASHRAE Standard 145.1, Laboratory Test Method for Assessing the Performance of Gas-Phase Air Cleaning Systems: Loose Granular Media
2015
Addendum a to Standard 145.1-2015 (February 2023)
Return to Top
ANSI/ASHRAE Standard 145.2, Laboratory Test Method for Assessing the Performance of Gas-Phase Air-Cleaning Systems: Air-Cleaning Devices
2011
Standard 145.2-2011 Addenda a, b, c
Standard 145.2-2011 Addenda d
Return to Top
ANSI/ASHRAE Standard 147, Reducing the Release of Halogenated Refrigerants from Refrigerating and Air-Conditioning Equipment and Systems
2013
Addendum a to Standard 147-2013 (March 26, 2018)
Addendum b to Standard 147-2013 (March 26, 2018)
Addendum c to Standard 147-2013 (March 26, 2018)
Addendum d to Standard 147-2013 (March 26, 2018)
Addendum e to Standard 147-2013 (March 26, 2018)
Addendum g to Standard 147-2013 (November 19, 2019)
Addendum h to Standard 147-2013 (November 19, 2019)
Addendum i to Standard 147-2013 (November 19, 2019)
Addendum j to Standard 147-2013 (November 19, 2019)
Addendum k to Standard 147-2013 (November 19, 2019)
2019
Addendum a to Standard 147-2019
Addendum b to Standard 147-2019
Addendum c to Standard 147-2019 (September 30, 2022)
Addendum d to Standard 147-2019 (September 30, 2022)
Addendum e to Standard 147-2019 (March 29, 2024)
Return to Top
ANSI/ASHRAE Standard 154, Ventilation for Commercial Cooking Operations
2016
Addendum a for Standard 154-2016
Addendum b for Standard 154-2016
Addendum c for Standard 154-2016
Addendum d for Standard 154-2016
Addendum e for Standard 154-2016
Addendum f for Standard 154-2016
Addendum g for Standard 154-2016
Addendum h for Standard 154-2016
Addendum i for Standard 154-2016
Addendum j for Standard 154-2016
Addendum k for Standard 154-2016 (October 29, 2021)
Addendum l for Standard 154-2016 (October 29, 2021)
Addendum m for Standard 154-2016 (October 29, 2021)
Addendum n to Standard 154-2016 (July 5, 2022)
Addendum o to Standard 154-2016 (July 5, 2022)
Addendum p to Standard 154-2016 (July 5, 2022)
Addendum q to Standard 154-2016 (July 5, 2022)
Addendum r to Standard 154-2016 (July 5, 2022)
Return to Top
ANSI/ASHRAE Standard 160, Criteria for Moisture-Control Design Analysis in Buildings
2009
Addendum a to Standard 160-2009
Addendum b to Standard 160-2009
Addendum c to Standard 160-2009
Addendum d to Standard 160-2009
Addendum e to Standard 160-2009
2016
Addendum a to Standard 160-2016 (June 30, 2021)
2021
Addendum a to Standard 160-2021 (January 31, 2024)
Return to Top
ANSI/ASHRAE Standard 161, Air Quality within Commercial Aircraft
2007
Addenda a and b to Standard 161-2007
Addenda c, d, and f to Standard 161-2007
Addendum g to Standard 161-2007
2013
Standard 161-2013 addendum a
Standard 161-2013 addendum b
Standard 161-2013 addendum c
Standard 161-2013 addendum d
2018
Standard 161-2018 addendum a (January 18, 2019)
Standard 161-2018 addendum b (January 18, 2019)
Standard 161-2018 addendum c (January 18, 2019)
Standard 161-2018 addendum d (June 27, 2019)
Standard 161-2018 addendum e (June 27, 2019)
Standard 161-2018 addendum f (January 31, 2023)
Standard 161-2018 addendum g (November 30, 2023)
Return to Top
ANSI/ASHRAE Standard 169, Climatic Data for Building Design Standards
2006
Addendum to Standard 169-2006
2013
Addendum a to Standard 169-2013
2020
Addendum a to Standard 169-2020 (October 29, 2021)
Return to Top
ANSI/ASHRAE/ASHE Standard 170-2008, Ventilation of Health Care Facilities
2008
Addendum a to Standard 170-2008
Addendum b to Standard 170-2008
Addendum d to Standard 170-2008
Addendum e to Standard 170-2008
Addendum f to Standard 170-2008
Addendum g to Standard 170-2008
Addendum h to Standard 170-2008
Addenda j, q, and t to Standard 170-2008
Addenda k, n, and v to Standard 170-2008
Addendum l to Standard 170-2008
Addendum m to Standard 170-2008
Addendum p to Standard 170-2008
Addendum r to Standard 170-2008
Addendum s to Standard 170-2008
Addenda u, w to Standard 170-2008
Addendum y to Standard 170-2008
Addenda x, z, ab to Standard 170-2008
Addenda ac to Standard 170-2008
2013
Addendum a to Standard 170-2013
Addendum b to Standard 170-2013
Addendum c to Standard 170-2013
Addendum d to Standard 170-2013
Addendum e to Standard 170-2013
Addendum f to Standard 170-2013
Addendum g to Standard 170-2013
Addendum h to Standard 170-2013
Addendum k to Standard 170-2013
Addendum m to Standard 170-2013
Addendum ad to Standard 170-2013
Addendum ae to Standard 170-2013
2017
ANSI/ASHRAE/ASHE Addendum a for Standard 170-2017 (September 2, 2020)
ANSI/ASHRAE/ASHE Addendum b for Standard 170-2017 (March 2, 2020)
ANSI/ASHRAE/ASHE Addendum c for Standard 170-2017 (March 2, 2020)
ANSI/ASHRAE/ASHE Addendum d for Standard 170-2017 (December 15, 2020)
ANSI/ASHRAE/ASHE Addendum e for Standard 170-2017 (December 15, 2020)
ANSI/ASHRAE/ASHE Addendum g for Standard 170-2017 (January 6, 2020)
ANSI/ASHRAE/ASHE Addendum h for Standard 170-2017 (April 1, 2020)
ANSI/ASHRAE/ASHE Addendum i for Standard 170-2017 (March 2, 2020)
ANSI/ASHRAE/ASHE Addendum j for Standard 170-2017 (December 15, 2020)
ANSI/ASHRAE/ASHE Addendum k for Standard 170-2017 (August 3, 2020)
ANSI/ASHRAE/ASHE Addendum l for Standard 170-2017 (February 26, 2021)
ANSI/ASHRAE/ASHE Addendum m for Standard 170-2017 (August 3, 2020)
ANSI/ASHRAE/ASHE Addendum n for Standard 170-2017 (March 3, 2020)
ANSI/ASHRAE/ASHE Addendum p for Standard 170-2017 (March 2, 2020)
ANSI/ASHRAE/ASHE Addendum q to Standard 170-2017 (December 13, 2019)
ANSI/ASHRAE/ASHE Addendum r for Standard 170-2017 (November 2, 2020)
ANSI/ASHRAE/ASHE Addendum s for Standard 170-2017 (October 30, 2020)
Return to Top
2021
Addenda c to Standard 170-2021 (July 30, 2021)
Addendum d to Standard 170-2021 (October 29, 2021)
Addendum e to Standard 170-2021 (September 30, 2022)
Addendum f to Standard 170-2021 (July 5, 2022)
Addendum g to Standard 170-2021 (September 30, 2022)
Addendum h to Standard 170-2021 (September 30, 2022)
Addendum i to Standard 170-2021 (December 29, 2023)
Addendum j to Standard 170-2021 (July 31, 2023)
Addendum l to Standard 170-2021 (December 29, 2023)
Addendum n to Standard 170-2021 (May 31, 2024)
Addendum o to Standard 170-2021 (June 28, 2024)
Return to Top
ANSI/ASHRAE/ACCA Standard 180, Standard Practice for Inspection and Maintenance of Commercial Building HVAC Systems
2008
Addendum a to Std. 180-2008
2016
Addendum a to Standard 184-2016 (12-05-2018)
Return to Top
ANSI/ASHRAE Standard 185.1, Method of Testing UV-C Lights for Use in Air-Handling Units or Air Ducts to Inactivate Airborne Microorganisms
2015
Addendum a to Standard 185.1-2015
Addendum b to Standard 185.1-2015
Addendum c to Standard 185.1-2015
Return to Top
ANSI/ASHRAE Standard 185.2, Method of Testing Ultraviolet Lamps for Use in HVAC&R Units or Air Ducts to Inactivate Microorganisms on Irradiated Surfaces
2014
Addendum a to Standard 185.2-2014
Return to Top
ANSI/ASHRAE Standard 188, Legionellosis: Risk Management for Building Water Systems
2015
Standard 188 addendum a
Standard 188 addendum b
Standard 188 addendum c
Standard 188 addendum d
Standard 188 addendum e
Standard 188 addendum f
Standard 188 addendum g
Standard 188 addendum h
2018
Standard 188 addendum a (January 18, 2019)
Standard 188 addendum b (May 29, 2020)
Standard 188 addendum c (April 30, 2021)
Standard 188 addendum d (September 30, 2020)
Standard 188 addendum f (January 29, 2021)
2021
Standard 188-2021 addendum e (October 1, 2021)
Return to Top
ANSI/ASHRAE/ICC/USGBC/IES Standard 189.1, Standard for the Design of High-Performance Green Buildings Except Low-Rise Residential Buildings
2009
Addenda a and b to Standard 189.1
Addenda c, d, e, h, j, k, o to Standard 189.1
Addenda f, l to Standard 189.1
Addenda g, i, m, p, q, r, u, v, w to Standard 189.1
2011
2013 Addenda Supplement Package (includes addenda a, c, d, e, f, h, j, k, l, n, q, s, t, x, y, aa, ab, and ac)
2014
2017 Addenda Supplement Package (includes a, b, c, d, e, f, g, i, j, k, l, m, n, o, p, q, r, s, t, u, v, w, x, y, z, aa, ab, ac, ad, ae, ag, ah, ai, aj, ak, al, am, ap, aq, as, au, av, aw, ax, ay, az, ba, bb, bd, be, bh, bi, bj, bk, bl, bn, bo, bp, bq, br, bs, bt, bu, bv, bw, bx, by, bz, cd, ce, cf, cg, ch, cj, and cl)
2017
Addendum a for Standard 189.1-2017 (August 26, 2019)
Addendum b for Standard 189.1-2017 (August 26, 2019)
Addendum c for Standard 189.1-2017 (July 9, 2019)
Addendum d for Standard 189.1-2017 (July 9, 2019)
Addendum e for Standard 189.1-2017 (July 9, 2019)
Addendum f for Standard 189.1-2017 (July 9, 2019)
Addendum g for Standard 189.1-2017 (March 20, 2020)
Addendum h for Standard 189.1-2017 (July 9, 2019)
Addendum i for Standard 189.1-2017 (July 26, 2018)
ASHRAE Addendum j for Standard 189.1-2017 (March 2, 2020)
Addendum k for Standard 189.1-2017 (November 6, 2019)
Addendum l for Standard 189.1-2017 (July 9, 2019)
Addendum m for Standard 189.1-2017 (August 3, 2020)
Addendum n for Standard 189.1-2017 (November 6, 2019)
Addendum o for Standard 189.1-2017 (September 2, 2020)
Addendum p for Standard 189.1-2017 (April 1, 2020)
Addendum q for Standard 189.1-2017 (April 1, 2020)
Addendum r for Standard 189.1-2017 (December 13, 2019)
Addendum s for Standard 189.1-2017 (September 2, 2020)
Addendum t for Standard 189.1-2017 (August 3, 2020)
ASHRAE Addendum u for Standard 189.1-2017 (March 2, 2020)
Addendum v for Standard 189.1-2017 (July 9, 2019)
Addendum x for Standard 189.1-2017 (August 26, 2019)
Addendum y for Standard 189.1-2017 (November 6, 2019)
Addendum z for Standard 189.1-2017 (August 3, 2020)
Addendum aa for Standard 189.1-2017 (August 3, 2020)
Addendum ab for Standard 189.1-2017 (September 2, 2020)
Addendum ac for Standard 189.1-2017 (February 11, 2020)
Addendum ad for Standard 189.1-2017 (November 6, 2019)
Addendum ae for Standard 189.1-2017 (February 11, 2020)
Addendum af for Standard 189.1-2017 (September 2, 2020)
Addendum ag for Standard 189.1-2017 (November 6, 2019)
Addendum ah for Standard 189.1-2017 (August 3, 2020)
Addendum ai for Standard 189.1-2017 (February 11, 2020)
Addendum aj for Standard 189.1-2017 (February 11, 2020)
Addendum ak for Standard 189.1-2017 (July 6, 2020)
Addendum al for Standard 189.1-2017 (November 6, 2019)
Addendum am for Standard 189.1-2017 (November 6, 2019)
ASHRAE Addendum an for Standard 189.1-2017 (March 2, 2020)
Addendum ao for Standard 189.1-2017 (February 11, 2020)
Addendum ap for Standard 189.1-2017 (July 6, 2020)
Addendum ar for Standard 189.1-2017 (July 6, 2020)
Addendum as for Standard 189.1-2017 (July 6, 2020)
Addendum at for Standard 189.1-2017 (July 6, 2020)
Addendum au for Standard 189.1-2017 (July 6, 2020)
Addendum av for Standard 189.1-2017 (July 6, 2020)
Addendum aw for Standard 189.2-2017 (September 2, 2020)
Addendum ay for Standard 189.1-2017 (July 6, 2020)
Addendum az for Standard 189.1-2017 (July 6, 2020)
Addendum ba for Standard 189.1-2017 (July 6, 2020)
Addendum bb for Standard 189.1-2017 (September 2, 2020)
Addendum bc for Standard 189.1-2017 (September 30, 2020)
Addendum bd for Standard 189.1-2017 (August 19, 2020)
Addendum be for Standard 189.1-2017 (August 18, 2020)
Addendum bf for Standard 189.1-2017 (August 18, 2020)
Addendum bg for Standard 189.1-2017 (August 18, 2020)
Addendum bh for Standard 189.1-2017 (July 6, 2020)
Addendum bk for Standard 189.1-2017 (July 6, 2020)
Addendum bl for Standard 189.1-2017 (July 6, 2020)
Addendum bn for Standard 189.1-2017 (August 18, 2020)
Addendum bp for Standard 189.1-2017 (July 6, 2020)
Addendum bq for Standard 189.1-2017 (September 30, 2020)
Addendum bs for Standard 189.1-2017 (August 18, 2020)
Addendum bt for Standard 189.1-2017 (August 18, 2020)
Addendum bu for Standard 189.1-2017 (August 18, 2020)
Addendum bw for Standard 189.1-2017 (September 30, 2020)
Addendum bx for Standard 189.1-2017 (July 6, 2020)
Addendum by for Standard 189.1-2017 (September 30, 2020)
The following Addenda to 189.1-2014 were approved in 2018 and 2019:
Addendum ar to Standard 189.1-2017 (January 15, 2018)
Addendum bm for Standard 189.1-2017 (July 26, 2019)
Addendum ck to Standard 189.1-2017 (June 28, 2018)
Return to Top
2020
Addendum c for Standard 189.1-2020 (April 30, 2021)
Addendum d for Standard 189.1-2020 (June 30, 2021)
Addendum e for Standard 189.1-2020 (June 30, 2021)
Addendum f for Standard 189.1-2020 (July 29, 2022)
Addendum g for Standard 189.1-2020 (June 1, 2022)
Addendum h for Standard 189.1-2020 (January 21, 2022)
Addendum i for Standard 189.1-2020 (October 31, 2022)
Addendum j for Standard 189.1-2020 (June 1, 2022)
Addendum k for Standard 189.1-2020 (September 23, 2022)
Addendum l for Standard 189.1-2020 (July 29, 2022)
Addendum m for Standard 189.1-2020 (September 23, 2022)
Addendum n for Standard 189.1-2020 (March 1, 2022)
Addendum o for Standard 189.1-2020 (July 29, 2022)
Addendum p for Standard 189.1-2020 (July 5, 2022)
Addendum q for Standard 189.1-2020 (July 5, 2022)
Addendum r for Standard 189.1-2020 (July 5, 2022)
Addendum s for Standard 189.1-2020 (October 31, 2022)
Addendum t for Standard 189.1-2020 (August 31, 2023)
Addendum v for Standard 189.1-2020 (March 8, 2023)
Addendum w for Standard 189.1-2020 (March 8, 2023)
Addendum x for Standard 189.1-2020 (March 8, 2023)
Addendum y for Standard 189.1-2020 (September 23, 2022)
Addendum z for Standard 189.1-2020 (October 31, 2023)
Addendum aa for Standard 189.1-2020 (October 31, 2022)
Addendum ab for Standard 189.1-2020 (July 25, 2023)
Addendum ac for Standard 189.1-2020 (July 25, 2023)
Addendum af for Standard 189.1-2020 (May 31, 2023)
Addendum ag for Standard 189.1-2020 (July 25, 2023)
Addendum ah for Standard 189.1-2020 (April 28, 2023)
Addendum ai for Standard 189.1-2020 (April 28, 2023)
Addendum aj for Standard 189.1-2020 (May 31, 2023)
Addendum am for Standard 189.1-2020 (April 28, 2023)
Addendum an for Standard 189.1-2020 (April 28, 2023)
Addendum ao for Standard 189.1-2020 (August 31, 2023)
Addendum ap for Standard 189.1-2020 (June 30, 2023)
Addendum aq for Standard 189.1-2020 (July 29, 2022)
Addendum ar for Standard 189.1-2020 (April 28, 2023)
Addendum as for Standard 189.1-2020 (April 28, 2023)
Addendum at for Standard 189.1-2020 (April 28, 2023)
Addendum au for Standard 189.1-2020 (May 31, 2023)
Addendum av for Standard 189.1-2020 (May 31, 2023)
Addendum aw for Standard 189.1-2020 (June 30, 2023)
Addendum ax for Standard 189.1-2020
Addendum ay for Standard 189.1-2020 (May 31, 2023)
Addendum az for Standard 189.1-2020 (May 31, 2023)
Addendum ba for Standard 189.1-2020 (August 31, 2023)
Addendum bb for Standard 189.1-2020 (May 31, 2023)
Addendum bc for Standard 189.1-2020 (June 30, 2023)
Addendum bd for Standard 189.1-2020 (June 30, 2023)
Addendum be for Standard 189.1-2020 (August 31, 2023)
Addendum bf for Standard 189.1-2020 (October 31, 2023)
Addendum bh for Standard 189.1-2020 (October 31, 2023)
Addendum bj for Standard 189.1-2020 (December 15, 2020)
Addendum bo for Standard 189.1-2020 (December 15, 2020)
Addendum br for Standard 189.1-2020 (December 15, 2020)
2023
Addendum c to Standard 189.1-2023 (March 29, 2024)
Addendum d to Standard 189.1-2023 (June 28, 2024)
Return to Top
ANSI/ASHRAE/USGBC/ASHE Standard 189.3, Design, Construction, and Operation of Sustainable High-Performance Health Care Facilities
2017
Addendum a to Standard 189.3-2017
Addendum b to Standard 189.3-2017 (January 4, 2021)
Addendum c to Standard 189.3-2017 (January 4, 2021)
2021
Addendum a to Standard 189.3-2021 (January 4, 2024)
Addendum b to Standard 189.3-2021 (September 30, 2022)
Addendum c to Standard 189.3-2021 (September 30, 2022)
Addendum d to Standard 189.3-2021 (September 30, 2022)
Addendum e to Standard 189.3-2021 (October 31, 2023)
Addendum f to Standard 189.3-2021 (January 4, 2024)
Addendum g to Standard 189.3-2021 (May 31, 2024)
Addendum h to Standard 189.3-2021 (July 24, 2024)
Return to Top
ANSI/ASHRAE Standard 200, Methods of Testing Chilled Beams
2015
Addendum a (July 28, 2015)
Addendum b (April 4, 2017)
Return to Top
ANSI/ASHRAE/IES Standard 202, Commissioning Process Requirements for New Buildings and New Systems
2013
Standard 202-2013 Addendum a
Standard 202-2013 Addendum b
2018
Addendum a to Standard 202-2018
Addendum b to Standard 202-2018 (October 31, 2023)
Addendum c to Standard 202-2018 (February 2023)
Addendum d to Standard 202-2018 (February 2023)
Addendum e to Standard 202-2018 (January 4, 2024)
Return to Top
ANSI/ASHRAE Standard 205, Representation of Performance Data for HVAC&R and Other Facility Equipment
2023
Addendum a to Standard 205-2023 (March 14, 2024)
Addendum b to Standard 205-2023 (March 14, 2024)
Addendum c to Standard 205-2023 (March 14, 2024)
Return to Top
ANSI/ASHRAE Standard 206, Method of Test for Rating of Multipurpose Heat Pumps for Residential Space Conditioning and Water Heating
2013
Standard 206-2013 addendum a
Standard 206-2013 Addenda b, c
Return to Top
ANSI/ASHRAE Standard 209, Energy Simulation Aided Design for Buildings Except Low-Rise Residential Buildings
2018
Addendum a for Standard 209-2018 (January 31, 2023)
Return to Top
ANSI/ASHRAE Standard 217, Non-Emergency Ventilation in Enclosed Road, Rail, and Mass Transit Facilities
2020
Addendum a for Standard 217-2020 (January 21, 2022)
Return to Top
How to Submit a Proposed Change to an ASHRAE Standard or Guideline Under Continuous Maintenance
Go to the ASHRAE Bookstore to Purchase Standards