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Environmental Protection Agency · EPA-HQ-OAR-2017-0183

Standards of Performance for New Stationary Sources and Emission Guidelines for Existing Sources: Large Municipal Waste Combustors Voluntary Remand Response and Five-Year Review

The Federal Register published the matched proposal on April 21, 2025 and the matched final rule on March 10, 2026, 323 days later.

Snapshot November 10, 2026

Official publication history

  1. Comment period update ·

    Standards of Performance for New Stationary Sources and Emission Guidelines for Existing Sources: Large Municipal Waste Combustors Voluntary Remand Response and 5-Year Review; Reopening of Comment Period

    Document 2025-00648 · Proposed rule; request for comment; reopening of comment period.

    Comment date listed July 16, 2025

  2. Proposal ·

    Standards of Performance for New Stationary Sources and Emission Guidelines for Existing Sources: Large Municipal Waste Combustors Voluntary Remand Response and 5-Year Review; Closing of Comment Period

    Document 2025-06757 · Proposed rule; closing comment period.

    Comment date listed May 30, 2025Effective date in register data January 23, 2024

  3. Final rule ·

    Standards of Performance for New Stationary Sources and Emission Guidelines for Existing Sources: Large Municipal Waste Combustors Voluntary Remand Response and Five-Year Review

    Document 2026-04646 · Final rule.

    Effective date in register data May 11, 2026

About this timeline

How the records were matched

America.co links a proposed rule and a later final rule when the Federal Register records share the exact docket identifier and lead agency. This snapshot covers records published from January 1, 2025 to November 10, 2026.

A docket can hold more than one regulatory action. Dates here are dates listed in individual notices. Later corrections, court actions, other dockets and records outside the date window may change what applies. Follow the official documents for the full text and effective dates.

Federal Register data source · Search Regulations.gov · Download this snapshot