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Regulations last checked for updates: Feb 04, 2026
Title 10 - Energy last revised: Jan 28, 2026
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Title 10
Chapter II
Part 434
Subpart D - Subpart D—Building Design Requirements—Electric Systems and Equipment
§ 434.401 - Electrical power and lighting systems.
§ 434.402 - Building envelope assemblies and materials.
§ 434.403 - Building mechanical systems and equipment.
§ 434.404 - Building service systems and equipment.
source:
65 FR 60012, Oct. 6, 2000, unless otherwise noted.
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