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
Procel Seal - Systems and Equipment for Solar Water Heating
Brazil
Storage Water Heaters
Voluntary
Endorsement Label
Entered into force, Adopted, Revised
2010
September 2022
Solar