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40 CFR §52.1379

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
  1. (a)The requirements of § 51.230(f) of this chapter are not met, since section 69-3918 of the Montana Clean Air Act could, in some circumstances prohibit the disclosure of emission data to the public. Therefore, section 69-3918 is disapproved.