DOE Seeks Input on Test Procedures for Consumer and Residential-Duty Commercial Water Heaters

The U.S. Department of Energy (DOE) has issued a pre-publication Federal Register notice proposing to amend the test procedure for consumer water heaters and residential-duty commercial water heaters to update the procedure to the latest versions of the industry standards that are incorporated by reference and to consider procedures that are included in a draft industry standard, which is not currently incorporated by reference. DOE also proposes to interpret the statutory definition of consumer water heater to cover larger-capacity heat pump type units as commercial equipment and proposes several new definitions for water heaters that cannot be appropriately tested with the current DOE test procedure, along with test methods to test these products.

The DOE will accept comments, data, and information regarding this NOPR until 60 days after date of publication in the Federal Register. Interested persons may submit comments identified by docket number EERE–2019–BT–TP–0032, by email ([email protected]) or the Federal eRulemaking portal (

The DOE will hold an informational webinar on this topic on Tuesday, January 25, 2022, from 1:00 to 5:00 p.m. Click here to register for the webinar.

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