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Electronic Code of Federal Regulations
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e-CFR data is current as of December 5, 2019
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Title 40: Protection of Environment
PART 81—DESIGNATION OF AREAS FOR AIR QUALITY PLANNING PURPOSES
Subpart B—Designation of Air Quality Control Regions
§81.11 Scope.Air quality control regions designated by the Administrator pursuant to section 107 of the Act are listed in this subpart. Regions so designated are subject to revision, and additional regions may be designated, as the Administrator determines necessary to protect the public health and welfare.
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