U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

All TitlesTitle 40Chapter IPart 49Subpart M - Subpart M—Implementation Plans for Tribes—Region X
View all text of Subpart M [§ 49.9861 - § 49.17810]
§ 49.10109 - Permits to operate.

Permits to operate are required for sources not subject to 40 CFR part 71 in accordance with the requirements of § 49.139.

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