14 C.F.R. § 71.11 Air Traffic Service (ATS) routes.
Title 14 - Aeronautics and Space
Unless otherwise specified, the following apply: (a) An Air Traffic Service (ATS) route is based on a centerline that extends from one navigation aid, fix, or intersection, to another navigation aid, fix, or intersection (or through several navigation aids, fixes, or intersections) specified for that route. (b) An ATS route does not include the airspace of a prohibited area. [Doc. No. FAA–2003–14698, 68 FR 16947, Apr. 8, 2003, as amended by Amdt. 71–33, 70 FR 23004, May 3, 2005]
Title 14: Aeronautics and Space
PART 71—DESIGNATION OF CLASS A, B, C, D, AND E AIRSPACE AREAS; AIR TRAFFIC SERVICE ROUTES; AND REPORTING POINTS
§ 71.11 Air Traffic Service (ATS) routes.