40 CFR § 81.80 - Las Vegas Intrastate Air Quality Control Region.

The Las Vegas Intrastate Air Quality Control Region (Nevada) has been revised to consist of the territorial area encompassed by the boundaries of the following jurisdiction or described area (including the territorial area of all municipalities (as defined in section 302(f) of the Clean Air Act, 42 U.S.C. 7602(f)) geographically located within the outermost boundaries of the area so delimited):

In the State of Nevada: Clark County.

[45 FR 7545, Feb. 4, 1980]