40 CFR Chapter VI - CHEMICAL SAFETY AND HAZARD INVESTIGATION BOARD

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There are 454 Updates appearing in the Federal Register for Title 40. View below or at eCFR (GPOAccess)

Title 40 published on 2013-07-01

The following are only the Rules published in the Federal Register after the published date of Title 40.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2014-04-03; vol. 79 # 64 - Thursday, April 3, 2014
    1. 79 FR 18644 - Approval and Promulgation of Air Quality Implementation Plans; Delaware;Infrastructure Requirements for the 2008 OzoneNational Ambient Air Quality Standards
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      ENVIRONMENTAL PROTECTION AGENCY
      Final rule.
      This final rule is effective on May 5, 2014.
      40 CFR Part 52