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Title 40

Displaying title 40, up to date as of 7/21/2026. Title 40 was last amended 7/21/2026.
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Title 40Protection of EnvironmentPart / Section
Chapter IEnvironmental Protection Agency1 – 1099
Subchapter BGrants and Other Federal Assistance33 – 49
Part 49Indian Country: Air Quality Planning and Management49.1 – 49.17810
Subpart MImplementation Plans for Tribes—Region X49.9861 – 49.17810
Implementation Plan for the Quinault Tribe of the Quinault Reservation, Washington49.10581 – 49.10640
§ 49.10581Identification of plan.
§ 49.10582Approval status.
§ 49.10583 Legal authority. [Reserved]
§ 49.10584 Source surveillance. [Reserved]
§ 49.10585Classification of regions for episode plans.
§ 49.10586Contents of implementation plan.
§ 49.10587 EPA-approved Tribal rules and plans. [Reserved]
§ 49.10588Permits to construct.
§ 49.10589Permits to operate.
§ 49.10590Federally-promulgated regulations and Federal implementation plans.
§§ 49.10591-49.10640 [Reserved]