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Final ruleTook effect May 26, 2026

Air Plan Approval; Virginia; Revision to the Regulatory Definition of Volatile Organic Compound

Built by the Tribune's code from the Federal Register. No AI wrote this page. Published in the Federal Register April 23, 2026. Document 2026-07885. Updated Nov. 12, 2026.

What it does

The Environmental Protection Agency (EPA) is approving a state implementation plan (SIP) revision (Revision A23) submitted by the Commonwealth of Virginia. This revision amends the definition of volatile organic compound (VOC) in the Virginia Administrative Code (VAC) to align with the EPA's regulatory definition of VOC. The EPA is approving this revision to update the definition of VOC in the Virginia SIP.

The Environmental Protection Agency's summary, as published in the Federal Register.

What changed in the regulation

1 part of Title 40 of the Code of Federal Regulations:

40 CFR 52

Wording on eCFR: the day before it took effect and from the day it took effect (first part listed).

Compared with

The Environmental Protection Agency has published 245 final rules in 2026 so far, compared with 263 in all of 2025.

Counted by the Tribune from Federal Register records since Jan. 1, 2025.

What happens next and when

This final rule is effective on May 26, 2026.

The agency's dates, word for word.

Document number2026-07885
ActionFinal rule.
AgenciesEnvironmental Protection Agency
PublishedApril 23, 2026
Effective dateMay 26, 2026
DocketEPA-R03-OAR-2025-0225

Source: the Federal Register (public domain). The document in the Federal Register