Multiple entries were found for '73 FR 12156'
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- Agency Information Collection Activities; Submission to OMB for Review and Approval; Comment Request; Prevention of Significant Deterioration and Nonattainment New Source Review (Final Rule for Implementation of the New Source Review (NSR) Program for Particulate Matter Less Than 2.5 Micrometers (PM2.5
- California State Motor Vehicle Pollution Control Standards; Notice of Decision Denying a Waiver of Clean Air Act Preemption for California's 2009 and Subsequent Model Year Greenhouse Gas Emission Standards for New Motor Vehicles
Federal Register citations are by volume and page number. Volume maps directly to the year of publication, with 1994 being 59, and 2009 being 74.