Environmental Protection Agency · EPA-R09-OAR-2024-0620
Air Plan Revision; California; Placer County Air Pollution Control District; New Source Review
The Federal Register published the matched proposal on April 2, 2025 and the matched final rule on January 6, 2026, 279 days later.
Official publication history
Proposal ·
Air Plan Revision; California; Placer County Air Pollution Control District; New Source Review
Comment date listed May 2, 2025
Rule ·
Interim Final Determination To Defer Sanctions, Placer County Air Pollution Control District
Comment date listed May 2, 2025Effective date in register data April 2, 2025
Final rule ·
Air Plan Revision; California; Placer County Air Pollution Control District; New Source Review
Effective date in register data February 5, 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