10 C.F.R. § 431.428 Effective dates of final rules.
Title 10 - Energy
(a) A final rule exempting a State standard from Federal preemption will be effective: (1) Upon publication in the (2) Three years after such rule is published in the (3) Five years after such rule is published in the (b) A final rule withdrawing a rule exempting a State standard will be effective upon publication in the
Title 10: Energy
PART 431—ENERGY EFFICIENCY PROGRAM FOR CERTAIN COMMERCIAL AND INDUSTRIAL EQUIPMENT
Subpart W—Petitions To Exempt State Regulation From Preemption; Petitions To Withdraw Exemption of State Regulation
§ 431.428 Effective dates of final rules.