# Energy Conservation Program: Test Procedure for Central Air Conditioners and Heat Pumps
> **US Department of Energy** · Final rule. · Published 2025-09-09 · Effective 2025-09-09 · 90 FR 43367
## Document
- **Document number:** 2025-17227
- **Category:** other
- **Sub-agency:** US Department of Energy
- **Federal Register citation:** 90 FR 43367
- **CFR reference:** 10 CFR 429
- **Publication date:** 2025-09-09
- **Effective date:** 2025-09-09
- **Energy docket:** EERE-2022-BT-TP-0028
## Abstract

The U.S. Department of Energy ("DOE") is finalizing a one- year delay of certain product-specific enforcement provisions related to the controls verification procedure established in a recently published final rule amending the test procedures for central air conditioners and heat pumps.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2025/09/09/2025-17227/energy-conservation-program-test-procedure-for-central-air-conditioners-and-heat-pumps)
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