Welcome!

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45-Day Public Review Period from November 15, 2024, to December 30, 2024

• COMMENT
  BSR/ASHRAE Standard 164.1-2012R, Method of Test for Residential Central-System Humidifiers (First Public Review Draft)

  Full Public Review

  Method of Test for Residential Central-System Humidifiers

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30-Day Public Review Period from November 29, 2024, to December 29, 2024

• COMMENT
  BSR/ASHRAE Addendum h to Standard 30-2019, Method of Testing Liquid Chillers (First Public Review Draft)

  Full Public Review

  Method of Testing Liquid Chillers
• COMMENT
  BSR/ASHRAE Addendum a to ANSI/ASHRAE Standard 15-2024, Safety Standards for Refrigeration Systems (First Publication Public Review Draft)

  Full Public Review

  Safety Standard for Refrigeration Systems
• COMMENT
  BSR/ASHRAE Addendum b to ANSI/ASHRAE Standard 15-2024, Safety Standards for Refrigeration Systems (First Publication Public Review Draft)

  Full Public Review

  Safety Standard for Refrigeration Systems
• COMMENT
  BSR/ASHRAE Addendum c to ANSI/ASHRAE Standard 15-2024, Safety Standards for Refrigeration Systems (First Publication Public Review Draft)

  Full Public Review

  Safety Standard for Refrigeration Systems
• COMMENT
  BSR/ASHRAE Addendum a to ANSI/ASHRAE Standard 15.2-2024, Safety Standard for Refrigeration Systems in Residential Applications (First Publication Public Review Draft)

  Full Public Review

  Safety Standard for Refrigeration Systems in Residential Applications
• COMMENT
  BSR/ASHRAE/ICC/IES/USGBC Addendum j to BSR/ASHRAE/ICC/IES/USGBC Standard 189.1-2023

  Full Public Review

  Standard for the Design of High-Performance Green Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum af to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (Second Public Review Draft - ISC)

  Independent Substantive Change Public Review (ISC)

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum aj to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (Second Public Review Draft - ISC)

  Independent Substantive Change Public Review (ISC)

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum aq to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (Second Public Review Draft - ISC)

  Independent Substantive Change Public Review (ISC)

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum as to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (Second Public Review Draft - ISC)

  Independent Substantive Change Public Review (ISC)

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum bg to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (First Public Review Draft)

  Full Public Review

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum bh to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (First Public Review Draft)

  Full Public Review

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum bl to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (First Public Review Draft)

  Independent Substantive Change Public Review (ISC)

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings

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45-Day Public Review Period from November 22, 2024 to January 06, 2025

• COMMENT
  ASHRAE/ASHE Guideline 43P, Operations Guideline for Ventilation of Health Care Facilities (Third Independent Substantive Change Public Review Draft)

  Independent Substantive Change Public Review (ISC)

  Operations Guideline for Ventilation of Health Care Facilities

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45-Day Public Review Period from November 29, 2024 to January 13, 2025

• COMMENT
  BSR/ASHRAE/IES Addendum ab to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (Second Public Review Draft - ISC)

  Independent Substantive Change Public Review (ISC)

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum am to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (Second Public Review Draft - ISC)

  Independent Substantive Change Public Review (ISC)

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum ao to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (First Public Review Draft)

  Full Public Review

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum ba to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (First Public Review Draft)

  Full Public Review

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum bp to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (First Public Review Draft)

  Full Public Review

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum bq to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (First Public Review Draft)

  Full Public Review

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings

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30-Day Public Review Period from December 13, 2024 to January 12, 2025

• COMMENT
  BSR/ASHRAE Addendum s to ANSI/ASHRAE Standard 62.2-2022, Ventilation and Acceptable Indoor Air Quality in Residential Buildings (First Public Review Draft)

  Full Public Review

  Ventilation and Acceptable Indoor Air Quality in Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum br to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (First Public Review Draft)

  Full Public Review

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings

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45-Day Public Review Period from December 13, 2024 to January 27, 2025

• COMMENT
  BSR/ASHRAE/ASHE Addendum m to ANSI/ASHRAE/ASHE Standard 170-2021, Ventilation of Health Care Facilities (Second Independent Substantive Change Public Review Draft)

  Independent Substantive Change Public Review (ISC)

  Ventilation of Health Care Facilities
• COMMENT
  BSR/ASHRAE/IES Addendum bd to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (First Public Review Draft)

  Full Public Review

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum bf to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (First Public Review Draft)

  Full Public Review

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum bi to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (First Public Review Draft)

  Full Public Review

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum bj to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (First Public Review Draft)

  Full Public Review

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• COMMENT
  BSR/ASHRAE/IES Addendum bk to ANSI/ASHRAE/IES Standard 90.1-2022, Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (First Public Review Draft)

  Full Public Review

  Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings

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45-Day Public Review Period from December 20, 2024 to February 03, 2025

• COMMENT
  Laboratory Method of Test of Fault Detection and Diagnosis for Air Economizers

  Full Public Review

  Laboratory Method of Test of Fault Detection and Diagnostics for Air-side Economizers

• PROPOSE
  ASHRAE Guideline 0 The Commissioning Process for New Buildings and New Systems
• PROPOSE
  ASHRAE Guideline 1.4 Preparing Systems Manuals for Facilities
• PROPOSE
  ASHRAE Guideline 10 Interactions Affecting the Achievement of Acceptable Indoor Environments
• PROPOSE
  ASHRAE Guideline 12 Managing the Risk of Legionellosis Associated With Building Water Systems
• PROPOSE
  ASHRAE Guideline 13 Specifying Building Automation Systems
• PROPOSE
  ASHRAE Guideline 14 Measurement of Energy, Demand and Water Savings
• PROPOSE
  ASHRAE Standard 15 Safety Standard for Refrigeration Systems
• PROPOSE
  ASHRAE Standard 15.2 Safety Standard for Refrigeration Systems in Residential Applications
• PROPOSE
  ASHRAE Guideline 28 Air Quality Within Commercial Aircraft
• PROPOSE
  ASHRAE Standard 30 Method of Testing Liquid Chillers
• PROPOSE
  ASHRAE Standard 34 Designation and Safety Classification of Refrigerants
• PROPOSE
  ASHRAE Guideline 36 High-Performance Sequences of Operation for HVAC Systems
• PROPOSE
  ASHRAE Guideline 41 Design, Installation and Commissioning of Variable Refrigerant Flow (VRF) Systems
• PROPOSE
  ASHRAE Guideline 42 Enhanced Indoor Air Quality in Commercial and Institutional Buildings
• PROPOSE
  ASHRAE Standard 52.2 Method of Testing General Ventilation Air-Cleaning Devices for Removal Efficiency by Particle Size
• PROPOSE
  ASHRAE Standard 55 Thermal Environmental Conditions for Human Occupancy
• PROPOSE
  ASHRAE Standard 62.1 Ventilation and Acceptable Indoor Air Quality
• PROPOSE
  ASHRAE Standard 62.2 Ventilation and Acceptable Indoor Air Quality in Residential Buildings
• PROPOSE
  ASHRAE Standard 72 Method of Testing Open and Closed Commercial Refrigerators and Freezers
• PROPOSE
  ASHRAE/IES Standard 90.1 Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
• PROPOSE
  ASHRAE/IES Standard 90.2 Energy-Efficient Design Of Low-Rise Residential Buildings
• PROPOSE
  ASHRAE Standard 90.4 Energy Standard for Data Centers
• PROPOSE
  ASHRAE/IES Standard 100 Energy and Emissions Building Performance Standard for Existing Buildings
• PROPOSE
  ASHRAE Standard 127 Method of Testing for Rating Air-Conditioning Units Serving Data Center (DC) and Other Information Technology Equipment (ITE) Spaces
• PROPOSE
  ASHRAE Standard 135 BACnet® - A Data Communication Protocol for Building Automation and Control Networks
• PROPOSE
  ASHRAE Standard 135.1 Method of Test for Conformance to BACnet®
• PROPOSE
  ASHRAE Standard 140 Method of Test for Evaluating Building Performance Simulation Software
• PROPOSE
  ASHRAE Standard 145.1 Laboratory Test Method for Assessing the Performance of Gas-Phase Air-Cleaning Systems: Loose Granular Media
• PROPOSE
  ASHRAE Standard 145.2 Laboratory Test Method for Assessing the Performance of Gas-Phase Air-Cleaning Systems: Air-Cleaning Devices
• PROPOSE
  ASHRAE Standard 147 Reducing the Release of Halogenated Refrigerants from Refrigerating and Air-Conditioning Equipment and Systems
• PROPOSE
  ASHRAE Standard 154 Ventilation for Commercial Cooking Operations
• PROPOSE
  ASHRAE Standard 160 Criteria for Moisture-Control Design Analysis in Buildings
• PROPOSE
  ASHRAE Standard 161 Air Quality within Commercial Aircraft
• PROPOSE
  ASHRAE Standard 169 Climatic Data for Building Design Standards
• PROPOSE
  ASHRAE/ASHE Standard 170 Ventilation of Health Care Facilities
• PROPOSE
  ASHRAE Standard 185.1 Method of Testing UV-C Lights for Use in Air-Handling Units or Air Ducts to Inactivate Airborne Microorganisms
• PROPOSE
  ASHRAE Standard 185.2 Method of Testing Ultraviolet Lamps for Use in HVAC&R Units or Air Ducts to Inactivate Microorganisms on Irradiated Surfaces
• PROPOSE
  ASHRAE Standard 188 Legionellosis: Risk Management for Building Water Systems
• PROPOSE
  ASHRAE/USGBC/IES/ICC Standard 189.1 Standard for the Design of High-Performance Green Buildings Except Low-Rise Residential Buildings
• PROPOSE
  ASHRAE/ASHE Standard 189.3 Design, Construction and Operation of Sustainable High Performance Health Care Facilities
• PROPOSE
  ASHRAE/IES Standard 202 The Commissioning Process Requirements for New Buildings and New Systems
• PROPOSE
  ASHRAE Standard 205 Representation of Performance Data for HVAC&R and Other Facility Equipment
• PROPOSE
  ASHRAE Standard 209 Building Performance Simulation Process
• PROPOSE
  ASHRAE Standard 211 Standard for Commercial Building Energy Audits
• PROPOSE
  ASHRAE Standard 221 Test Method to Field-Measure and Score the Cooling and Heating Performance of an Installed Unitary HVAC System
• PROPOSE
  ASHRAE Standard 224 Standard for the Application of Building Information Modeling
• PROPOSE
  ASHRAE Standard 228 Standard Method of Evaluating Zero Net Energy and Zero Net Carbon Building Performance
• PROPOSE
  ASHRAE Standard 230 Commissioning Process for Existing Buildings and Systems
• PROPOSE
  ASHRAE Standard 232 Common Content and Specifications for Building Data Schemas
• PROPOSE
  ASHRAE Standard 241 Control of Infectious Aerosols