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title 40
Protection of Environment
chapter I
CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
part 49
PART 49—INDIAN COUNTRY: AIR QUALITY PLANNING AND MANAGEMENT
subpart M
Subpart M—Implementation Plans for Tribes—Region X
subjgrp 226
Implementation Plan for the Confederated Tribes of the Colville Reservation, Washington
§ 49.9957
EPA-approved Tribal rules and plans. [Reserved]
View all text of Subjgrp 226 [§ 49.9951 - § 49.9980]
§ 49.9957 - EPA-approved Tribal rules and plans. [Reserved]