14 CFR §71.31
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The airspace descriptions contained in § 71.33 and the routes contained in subpart A of FAA Order JO 7400.11K (incorporated by reference, see § 71.1) are designated as Class A airspace within which all pilots and aircraft are subject to the rating requirements, operating rules, and equipment requirements of part 91 of this chapter.