The department, in cooperation with the Federal Highway Administration of the United States Department of Transportation, or other agencies of the United States government, may locate and construct the South Dakota sections of the National System of Interstate Highways according to American Association of State Highway and Transportation Officials Standards peculiar to that system and shall operate and maintain the highways as toll-free facilities.
S.D. Codified Laws § 31-7-3
Cooperation with federal highway administration in location and construction of interstate highways
Source: SL 1955, ch 104, § 1; SDC Supp 1960, § 28.0231; SL 1984, ch 207, § 6; SL 2010, ch 145, § 50.
Official source: South Dakota Legislature. Reproduced from public-domain South Dakota statutes; confirm against the official source for the current text. Not legal advice.