---
kind: "section"
citation: "10 C.F.R. § 431.402"
title: "10"
number: "431.402"
heading: "Preemption of State regulations for commercial HVAC & WH products."
url: "https://uscodex.org/cfr/10/431.402"
---

# §431.402. Preemption of State regulations for commercial HVAC & WH products.


Beginning on the effective date of such standard, an energy conservation standard set forth in this part for a commercial HVAC & WH product supersedes any State or local regulation concerning the energy efficiency or energy use of that product, except as provided for in [Section 345(b)(2)(B)-(D)](/cfr/10/345.md?p=b-2-B..b-2-D) of the Act.


## Notes

### Source

Source: 69 FR 61941, Oct. 21, 2004, unless otherwise noted. Redesignated at 70 FR 60417, Oct. 18, 2005.

### Authority

Authority: 42 U.S.C. 6291-6317; 28 U.S.C. 2461 note.

### Source

Source: 64 FR 54141, Oct. 5, 1999, unless otherwise noted.