What is it?
Certification scheme issued or operated by US Environmental Protection Agency.
Regulatory recognitionEPA programme; referenced in green building codes and LEED credits
Standards & schemes · Certification scheme
WaterSense
US Environmental Protection Agency
Which version is current?
Profile version 2. Official information last verified 24 August 2026.
Who and what does it cover?
- Geography
- United States
- Sectors
- Fixtures, fittings, appliances, homes
- Scope
- Product
What does it require?
Product label for water efficiency with performance criteria: labelled products are at least 20% more water-efficient than the federal standard without performance loss.
What it does not demonstrateThe scheme does not by itself prove that a particular product, site or organisation holds a current certificate; its scope and validity must be checked.
How is conformity assessed?
Licensed third-party product certification bodies; EPA programme oversight
Grievance mechanism—
Who makes the decision?
US Environmental Protection Agency
Assurance arrangementLicensed third-party product certification bodies; EPA programme oversight
Chain of custody
Not specified in this profile
ISEAL membership—
Conditional relationships
Claims it may support
A relationship does not mean that the standard proves or validates every use of a claim.
Legal context
Laws referencing it
No reviewed law references are published.
Dictionary
Dictionary concepts
No reviewed dictionary cross-link is published.
Version record
What has changed
- Version 2Initial profile published after recorded site-owner/editor review of the complete standards batch.
- Version 1Initial private editorial draft imported from the reviewed standards handover.
Last verified 24 August 2026. This neutral profile is informational and does not recommend, rank or endorse the standard.