Home / Agencies / EPA / 2026-06388
Final Rule

Air Plan Approval; Oregon; 2024 Vehicle Inspection Program Updates

Agency
EPA
Document Number
2026-06388
Published
April 2, 2026
Effective Date
May 4, 2026

Abstract

The Environmental Protection Agency (EPA) is approving and incorporating by reference into the Oregon State Implementation Plan (SIP) the revisions submitted by the Oregon Department of Environmental Quality (ODEQ) on April 3, 2025. The SIP revision updates rules for the Vehicle Inspection Program (VIP) which is applicable in the Portland and Medford areas, and includes a demonstration that the requested revisions will not interfere with attainment or maintenance of any national ambient air quality standard (NAAQS) or with any other applicable requirement of the Clean Air Act (CAA or Act). The EPA is approving these revisions because they meet the applicable requirements of the CAA.

Federal Register Source

This document is published by the Office of the Federal Register, National Archives and Records Administration. Access the full regulatory text, preamble, and docket comments below.

View Full Text on FederalRegister.gov →

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Frequently Asked Questions

What is the 2026-06388 Federal Register document?
Document 2026-06388 is a Final Rule published by the Environmental Protection Agency in the Federal Register on April 2, 2026, with an effective date of May 4, 2026. The Environmental Protection Agency (EPA) is approving and incorporating by reference into the Oregon State Implementation Plan (SIP) the revisions submitted by the Oregon Department of Environmental Quality (ODEQ) on April 3, 2025. The SIP revision updates rules for the Vehicle Inspection Program (VIP) which is applicable in the Portland and Medford areas, and includes a demonstration that the requested revisions will not interfere with attainment or maintenance of any national ambient air quality standard (NAAQS) or with any other applicable requirement of the Clean Air Act (CAA or Act). The EPA is approving these revisions because they meet the applicable requirements of the CAA. View the original at https://www.federalregister.gov/documents/2026/04/02/2026-06388/air-plan-approval-oregon-2024-vehicle-inspection-program-updates.
Is document 2026-06388 an economically significant rule?
No. Document 2026-06388 is not classified as economically significant under Executive Order 12866. Economically significant rules require OIRA review and are estimated to have impacts of $100 million or more per year.

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