Code of Federal Regulations > Title 10 > Chapter II > Part 435 > Subpart A - Subpart A—Mandatory Energy Efficiency Standards for Federal Low-Rise Residential Buildings.

U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

§ 435.1 - Purpose and scope.

§ 435.2 - Definitions.

§ 435.3 - Materials incorporated by reference.

§ 435.4 - Energy efficiency performance standard.

§ 435.5 - Performance level determination.

§ 435.6 - Life-cycle costing.