Multiple entries were found for '65 FR 58252'
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- Approval and Promulgation of Air Quality Implementation Plans; District of Columbia; Reasonably Available Control Technology for Oxides of Nitrogen
- Approving Implementation Plans; California State Implementation Plan Revision, San Joaquin Valley Unified Air Pollution Control District
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.