Energy Efficiency Labeling Scheme for Electric Storage Water Heaters
Hong Kong SAR of China
Water Heating
Voluntary
Endorsement Label
Entered into force, Revised
2000
2021
October 2022
Electricity
Mandatory Energy Efficiency Labelling Scheme (MEELS)
Hong Kong SAR of China
Televisions, Dehumidifiers, Induction Cookstoves or Hobs
, Clothes Dryers, Washing Machines, Non-Directional lamps, Directional Lamps, Room ACs - Stationary ACs, Storage Water Heaters, Freezers-only + - 7 More
Mandatory
Comparative Label, Minimum Performance Standard
Entered into force, Revised
2008
2020
November 2020
Electricity
NOM-003-ENER-2021
Mexico
Instantaneous Water Heaters, Storage Water Heaters
Mandatory
Comparative Label, Minimum Performance Standard
Entered into force, New
2021
September 2025
Gas, LPG
NOM-027-ENER/SCFI-2018 - Solar water heaters
Mexico
Instantaneous Water Heaters, Storage Water Heaters
Mandatory
Minimum Performance Standard
Entered into force, New
2018
December 2023
Electricity, Gas, LPG, Solar
Standard NOM-003-ENER-2011 - Domestic and Commercial Water Heaters
Mexico
Instantaneous Water Heaters, Storage Water Heaters
Mandatory
Comparative Label, Minimum Performance Standard
Entered into force, New
2011
September 2022
Gas
The Hong Kong Voluntary Energy Efficiency Labelling Scheme for Domestic Gas Instantaneous Water Heaters
Hong Kong SAR of China
Instantaneous Water Heaters
Voluntary
Endorsement Label
Entered into force, Revised
2013
2020
December 2020
Gas