Welcome!

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45-Day Public Review Period from February 14, 2025 to March 31, 2025

• COMMENT
  BSR/ASHRAE/ASHE Addendum s 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

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30-Day Public Review Period from February 28, 2025 to March 30, 2025

• COMMENT
  BSR/ASHRAE/IES Addendum bt 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 bu 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 bw 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 February 28, 2025 to April 14, 2025

• COMMENT
  BSR/ASHRAE/IES Addendum bs 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

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45-Day Public Review Period from February 21, 2025 to April 07, 2025

• COMMENT
  BSR/ASHRAE Addendum b to ANSI/ASHRAE Standard 90.4-2022, Energy Standard for Data Centers (First Publication Public Review Draft)

  Full Public Review

  Energy Standard for Data Centers
• COMMENT
  BSR/ASHRAE Standard 41.4-2015RA Standard Methods for Proportion of Lubricant in Liquid Refrigerant Measurement

  Full Public Review

  Standard Methods for Proportion of Lubricant in Liquid Refrigerant Measurement

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30-Day Public Review Period from March 07, 2025 to April 06, 2025

• 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 (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 be 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 by 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 bz 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 cb 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 cd 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 ce 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 cg 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 ck 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 March 07, 2025 to April 21, 2025

• COMMENT
  BSR/ASHRAE/IES Addendum bx 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 cc 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 ch 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 cj 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 March 14, 2025, to April 28, 2025

• COMMENT
  BSR/ASHRAE Addendum ct to ANSI/ASHRAE Standard 135-2024, BACnet - A Data Communication Protocol for Building Automation and Control Networks (First Public Review Draft)

  Full Public Review

  BACnet® - A Data Communication Protocol for Building Automation and Control Networks
• COMMENT
  BSR/ASHRAE Addendum cu to ANSI/ASHRAE Standard 135-2024, BACnet - A Data Communication Protocol for Building Automation and Control Networks (First Public Review Draft)

  Full Public Review

  BACnet® - A Data Communication Protocol for Building Automation and Control Networks
• COMMENT
  BSR/ASHRAE Addendum u to ANSI/ASHRAE Standard 135.1-2023, Method of Test for Conformance to BACnet® (First Public Review Draft)

  Full Public Review

  Method of Test for Conformance to BACnet®
• COMMENT
  BSR/ASHRAE/ICC/IES/USGBC Addendum m to BSR/ASHRAE/ICC/IES/USGBC Standard 189.1-2023 (First Publication Public Review)

  Full Public Review

  Standard for the Design of High-Performance Green Buildings Except Low-Rise Residential Buildings

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30-Day Public Review Period from March 14, 2025 to April 13, 2025

• COMMENT
  BSR/ASHRAE/ICC/IES/USGBC Addendum l to BSR/ASHRAE/ICC/IES/USGBC Standard 189.1-2023 (First Publication Public Review)

  Full Public Review

  Standard for the Design of High-Performance Green Buildings Except Low-Rise Residential Buildings

• PROPOSE
  ASHRAE Guideline 0 The Commissioning Process for New Buildings and New Systems
• PROPOSE
  ASHRAE Guideline 1.1 Application of the Commissioning Process to New HVAC&R 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 High-Performance Design of 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 The Commissioning Process Requirements for Existing Buildings and Systems
• PROPOSE
  ASHRAE Standard 232 Common Content and Specifications for Building Data Schemas
• PROPOSE
  ASHRAE Standard 514 Risk Management for Building Water Systems: Physical, Chemical, and Microbial Hazards