CEL-012. Electric Storage Water Heaters
China
Storage Water Heaters
Mandatory
Comparative Label
Entered into force, New
2009
May 2021
Electricity
CEL-026. Domestic solar water heating system
China
Storage Water Heaters
Mandatory
Comparative Label
Entered into force, Revised
2012
2012
August 2018
Solar
CEL-040. Groundwater Source Heat Pump Systems
China
Instantaneous Water Heaters, Storage Water Heaters
Mandatory
Comparative Label
Entered into force, Revised
2008
2015
May 2021
Electricity
Commission Delegated Regulation (EU) No 812/2013 of 18 February 2013 supplementing Directive 2010/30/EU of the European Parliament and of the Council with regard to the energy labelling of water heaters, hot water storage tanks and packages
United Kingdom
Instantaneous Water Heaters, Storage Water Heaters
Mandatory
Comparative Label
Entered into force, New
2013
October 2023
Electricity, Gas, Oil, Solar
Commission Regulation (EU) No 814/2013 of 2 August 2013 implementing Directive 2009/125/EC of the European Parliament and of the Council with regard to ecodesign requirements for water heaters and hot water storage tanks
United Kingdom
Instantaneous Water Heaters, Storage Water Heaters
Mandatory
Minimum Performance Standard
Entered into force, New
2013
October 2023
Electricity, Gas, Oil, Solar
CQC31-439133-2013. CQC Mark Certification - Heat pump water heater
China
Storage Water Heaters
Voluntary
Endorsement Label
Entered into force, Revised
2002
2014
June 2021
Electricity
CQC31-448173-2018. CQC Mark Certification Electric Storage Water Heaters
China
Storage Water Heaters
Voluntary
Endorsement Label
Entered into force, Revised
2002
2018
May 2021
Electricity
CQC61-448261-2012. CQC Mark Certification - Domestic Solar Water Heating Systems
China
Storage Water Heaters
Voluntary
Endorsement Label
Entered into force, Revised
2002
2012
June 2021
Electricity
Energy Saving Trust Endorsed Products
United Kingdom
Storage Water Heaters
Voluntary
Endorsement Label
Entered into force, Revised
2015
2015
August 2019
Electricity
GB 21519-2008 Minimum Allowable Values of Energy Efficiency and Energy Efficiency Grades for Electrical Storage Water
China
Storage Water Heaters
Mandatory
Minimum Performance Standard
Entered into force, Revised
2008
2011
June 2021
Electricity
GB 26969-2011 Minimum allowable values of energy efficiency and energy efficiency grades for domestic solar water heating systems
China
Storage Water Heaters
Mandatory
Minimum Performance Standard
Entered into force, Revised
2012
2012
June 2021
Solar
GB 26969-2025 Minimum allowable values of energy efficiency and energy efficiency grades for domestic solar water heating systems
China
Storage Water Heaters
Mandatory
Minimum Performance Standard
Revised
2011
2025
October 2025
Electricity
GB 29541-2013 Minimum allowable values of the energy efficiency and energy efficiency grades for heat pump water heaters
China
Storage Water Heaters
Mandatory
Minimum Performance Standard
Entered into force, Revised
2008
2013
June 2021
Electricity