10 CFR 430—Energy Conservation Program for Consumer Products United States of America*
Electronics, Uninterruptable Power Supply, Battery Chargers, External Power Supply, Dehumidifiers, Air Cleaners, Ovens, Microwaves, Dishwashers, Clothes Dryers, Washing Machines, Tubular Lamps, Non-Directional lamps, Directional Lamps, Fluorescent and HID Lighting, Ceiling Fans, Duct Fans, Heat Pumps, Boilers and Furnaces, Room ACs - Stationary ACs, Central ACs, Pool Heaters, Instantaneous Water Heaters, Storage Water Heaters, Showers or Showerheads, Urinals, Taps or Faucets, Distribution Transformers, Refrigerators-Freezers, Freezers-only
Mandatory
Minimum Performance Standard
Entered into force, Adopted, Revised
1990
2016
December 2024
Electricity, Gas
10 CFR 431—Energy Efficiency Program For Certain Commercial And Industrial Equipment United States of America*
Washing Machines, Streetlighting, Air Compressors, 3-Phase Motors, 1-Phase Motors, Heat Pumps, Boilers and Furnaces, Portable ACs, Packaged Terminals, Central ACs, Instantaneous Water Heaters, Storage Water Heaters, Building Circulator Pumps, Pump Systems, Pool Pumps, Power Transformers, Walk-In Coolers and Freezers, Refrigerators-Freezers, Refrigerated Vending Machines, Ice Machines, Freezers-only
Mandatory
Minimum Performance Standard
Entered into force, Adopted, Revised
1994
2023
December 2020
Electricity
16 CFR Part 305 - Energy And Water Use Labeling For Consumer Products Under The Energy Policy And Conservation Act (“Energy Labeling Rule”) United States of America*
Televisions, Dishwashers, Washing Machines, Ceiling Fans, Heat Pumps, Boilers and Furnaces, Room ACs - Stationary ACs, Central ACs, Pool Heaters, Instantaneous Water Heaters, Storage Water Heaters, Refrigerators-Freezers, Freezers-only
Voluntary
Comparative Label
Entered into force, Adopted, Revised
1980
2019
November 2020
Electricity, Gas, Oil
CEL-009. Domestic Gas Instantaneous Water Heater and Gas Fired Heating - Hot Water Combination Boilers China
Instantaneous Water Heaters
Mandatory
Comparative Label
Entered into force, Adopted, Revised
2008
2015
May 2021
Gas
CEL-035. Heat Pump Water Heaters China
Heat Pumps, Instantaneous Water Heaters
Mandatory
Comparative Label
Entered into force, Adopted, Revised
2008
2015
May 2021
Electricity
CEL-040. Groundwater Source Heat Pump Systems China
Instantaneous Water Heaters, Storage Water Heaters
Mandatory
Comparative Label
Entered into force, Adopted, Revised
2008
2015
May 2021
Electricity
Energy Efficiency Grade Label - Water Heaters Republic of Korea
Instantaneous Water Heaters
Mandatory
Comparative Label
Entered into force, Adopted, Revised
2010
2015
January 2016
Gas
Energy Efficiency Regulations, 2016 (SOR/2016-311) Canada
Audio-Visual, Televisions, Displays, Battery Chargers, External Power Supply, Dehumidifiers, Ovens, Microwaves, Dishwashers, Cooktops or Hobs, Clothes Dryers, Washer and Dryers, Washing Machines, Indoor Luminaires, Specialty Luminaires, Specialty Lamps, Non-Directional lamps, Fluorescent and HID Lighting, 3-Phase Motors, 1-Phase Motors, Ventilation, Ceiling Fans, Space Heating, Heat Pumps, Boilers and Furnaces, Room ACs - Stationary ACs, Portable ACs, Packaged Terminals, Chillers - Cooler Towers, Central ACs, Instantaneous Water Heaters, Storage Water Heaters, Pump Systems, Power Transformers, Distribution Transformers, Wine Chillers, Walk-In Coolers and Freezers, Refrigerators-Freezers, Refrigerated Vending Machines, Ice Machines, Freezers-only
Mandatory
Comparative Label, Minimum Performance Standard
Entered into force, Adopted, Revised
2016
2019
October 2022
Electricity, Gas, Oil
ENERGY STAR Program Requirements for Commercial Water Heaters Version 2.0 Canada, United States of America*
Instantaneous Water Heaters, Storage Water Heaters
Voluntary
Endorsement Label
Entered into force, Adopted, Revised
2013
2018
June 2021
Electricity, Gas
ENERGY STAR Program Requirements for Residential Water Heaters Version 3.2 Canada, United States of America*
Instantaneous Water Heaters, Storage Water Heaters
Voluntary
Endorsement Label
Entered into force, Adopted, Revised
2009
2015
June 2021
Electricity, Gas, Solar
GB 20665-2015 Minimum allowable values of energy efficiency and energy efficiency grades for domestic gas instantaneous water heaters and gas fired heating and hot water combi-boilers China
Instantaneous Water Heaters
Mandatory
Minimum Performance Standard
Entered into force, Adopted, Revised
2006
2016
June 2021
Gas
Greenhouse and Energy Minimum Standards (Gas Water Heaters) Determination 2017 Australia
Instantaneous Water Heaters
Mandatory
Minimum Performance Standard
Entered into force, Adopted, Revised
1989
2017
December 2023
Gas, LPG
Greenmark N51 - Outdoor Gas-fired Instantaneous Water Heaters Taiwan of China
Instantaneous Water Heaters
Voluntary
Endorsement Label
Entered into force, Adopted, Revised
2006
2015
August 2018
Gas
ISIRI 1828-2-Test Methods for Energy Consumption and Energy Labelling Instructions Iran
Instantaneous Water Heaters
Mandatory
Comparative Label, Minimum Performance Standard
Entered into force, Adopted, Revised
2003
2010
January 2016
Gas
MEPS for Gas Water Heater Republic of Korea
Instantaneous Water Heaters
Mandatory
Minimum Performance Standard
Entered into force, Adopted, Revised
2010
2015
January 2016
Gas
MEPS for Hot Water Systems New Zealand
Instantaneous Water Heaters, Storage Water Heaters
Mandatory
Minimum Performance Standard
Entered into force, Adopted, Revised
2005
2018
August 2018
Gas
MME/MCT/MDIC Ordinance No. 324 of 26 May 2011 Brazil
Instantaneous Water Heaters, Storage Water Heaters
Mandatory
Minimum Performance Standard
Entered into force, Adopted, Revised
2008
2011
September 2022
Gas
Resolución 40234 de marzo de 2017: Por la cual se modifican y aclaran algunas excepciones para la aplicación del Anexo General de la Resolución 41012 del 18 de septiembre de 2015 “Reglamento Técnico de Etiquetado – RETIQ. Colombia
Ovens, Washing Machines, Fluorescent and HID Lighting, 3-Phase Motors, 1-Phase Motors, Room ACs - Stationary ACs, Instantaneous Water Heaters, Storage Water Heaters, Refrigerators-Freezers
Voluntary
Comparative Label
Entered into force, Adopted, Revised
2015
2018
September 2018
Electricity, Gas
SASO 2884:2017 MEPS and labeling schemes for water heaters Kingdom of Saudi Arabia
Instantaneous Water Heaters, Storage Water Heaters
Mandatory
Comparative Label, Minimum Performance Standard
Entered into force, Adopted, Revised
2018
2018
November 2019
Electricity, Gas, Solar
The Energy Efficiency Label No.5 for electric water heaters Thailand
Instantaneous Water Heaters
Voluntary
Comparative Label
Entered into force, Adopted, Revised
2012
2019
November 2020
Electricity