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Discover over 1600 energy, water, and quality policies around the world. Click through to access label images and policy details. Visit our FAQs for more information.
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Policy Country Product Types Policy Approach Policy Instrument Policy Status Adopted Revised Updated by CLASP Fuel Types
MELS for Water Heater Singapore* Instantaneous Water Heaters, Storage Water Heaters Mandatory Comparative Label Entered into force, New Electricity
MEPS for Water Heater (2025) Singapore* Instantaneous Water Heaters, Storage Water Heaters Mandatory Minimum Performance Standard Entered into force, New Electricity
NOM-003-ENER-2021 Mexico Instantaneous Water Heaters, Storage Water Heaters Mandatory Comparative Label, Minimum Performance Standard Entered into force, New 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 Electricity, Gas, LPG, Solar
Singapore Green Labelling Scheme: Hot Water Storage Tanks Singapore* Storage Water Heaters Voluntary Endorsement Label Entered into force, New Electricity, 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 Gas
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