40 CFR Chapter I, Subchapter C - AIR PROGRAMS

Title 40 published on 17-Nov-2018 04:39

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to Title 40 after this date.

* Only displaying the most recent 50 entries for Title 40. Please, view a Part for the full list of changes within that Part.

  • 2018-11-28; vol. 83 # 229 - Wednesday, November 28, 2018
    1. 83 FR 61127 - Air Quality: Revision to the Regulatory Definition of Volatile Organic Compounds—Exclusion of cis-1,1,1,4,4,4-hexafluorobut-2-ene (HFO-1336mzz-Z)
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Final rule.
      This final rule is effective on January 28, 2019.
      40 CFR Part 51