Air Plan Approval; Colorado; Inspection and Maintenance Program Revision
air-emissions · Rule · Published 2025-11-18 · Effective 2025-12-18 · CO · 90 FR 51515
Document
Document number
2025-20205
Federal Register citation
90 FR 51515
CFR reference
40 CFR 52
Type
Rule
Action
Final rule.
Category
air-emissions
Publication date
2025-11-18
Effective date
2025-12-18
State
CO
EPA docket
EPA-R08-OAR-2024-0468
Abstract
The Environmental Protection Agency (EPA) is approving a revision to the Colorado State Implementation Plan (SIP). The revision includes changes to the motor vehicle inspection and maintenance (I/M) program of the State of Colorado. The EPA is taking this action pursuant to the Clean Air Act (CAA).