C.F.R. » Title 40 » CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY › SUBCHAPTER C—AIR PROGRAMS › PART 51—REQUIREMENTS FOR PREPARATION, ADOPTION, AND SUBMITTAL OF IMPLEMENTATION PLANS › Subpart X—Provisions for Implementation of 8-hour Ozone National Ambient Air Quality Standard

40 C.F.R. § 51.917

What is the effective date of designation for the Las Vegas, NV, 8-hour ozone nonattainment area?

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The Las Vegas, NV, 8-hour ozone nonattainment area (designated on September 17, 2004 (69 FR 55956)) shall be treated as having an effective date of designation of June 15, 2004, for purposes of calculating SIP submission deadlines, attainment dates, or any other deadline under this subpart.

[70 FR 71702, Nov. 29, 2005]