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Rulemaking for Definitions of Through-the-Wall Central Air Conditioners and Central Air Conditioning Heat Pumps

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The American Energy Manufacturing Technical Corrections Act (AEMTCA), Pub. L. 112–210, was signed into law on December 18, 2012. Among its provisions are amendments to the Energy Policy and Conservation Act of 1975 (EPCA) (42 U.S.C. 6291-6309, as codified), which include new definitions for “through-the-wall central air conditioner” and “through-the-wall central air conditioning heat pump.” This rulemaking incorporates these statutory provisions into the Code of Federal Regulations and makes other updates to the regulatory provisions applicable to these products at 10 CFR 430.32(c).


Recent Updates | Public Meeting Information | Submitting Public Comments | Milestones and Documents | Related Rulemakings | Statutory Authority | Contact Information


Recent Updates

DOE published a final rule regarding definitions for “through-the-wall central air conditioner” and “through-the-wall central air conditioning heat pump that were established in section 5 of the American Energy Manufacturing Technical Corrections Act. 79 FR 20091 (April 11, 2014).


Public Meeting Information

No public meeting is scheduled at this time.

Submitting Public Comments

A public comment period is not open at this time.

Milestones and Documents

The AEMTCA "through-the-wall" rulemaking docket EERE-2013-BT-NOA-0047 contains all notices, public comments, public meeting transcripts, and supporting documents. For the latest information on the planned timing of future DOE regulatory milestones, see the current Office of Management and Budget Unified Agenda of Regulatory and Deregulatory Actions. All planned dates are preliminary and subject to change.

Notice of Proposed Rulemaking
Final Rule
  • Final Rule, Federal Register, 79 FR 20091 (April 11, 2014)

Related Rulemakings

DOE published a final rule technical amendment regarding adopted changes to definitions and energy conservation standards enacted through the American Energy Manufacturing Technical Corrections Act. 78 FR 72533 (December 3, 2013). For more information, please see the rulemaking page.



Statutory Authority

The current energy conservation standards for central air conditioners and heat pumps are mandated by Part A, the "Energy Conservation Program for Consumer Products Other Than Automobiles" of Title III of the Energy Policy and Conservation Act (EPCA), as amended. (42 U.S.C. 6291–6309) Central air conditions and heat pumps are "covered products" under Part A. (42 U.S.C. 6292(a)(3))

Contact Information

For more information related to this rulemaking, please email:

central_air_conditioners_and_heat_pumps@ee.doe.gov