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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 L
Subpart L—Implementation Plans for Tribes—Region IX
subjgrp 220
Implementation Plan for the Navajo Nation
§ 49.5513
[Reserved]
View all text of Subjgrp 220 [§ 49.5512 - § 49.5513]
§ 49.5513 - [Reserved]