Regulations last checked for updates: Feb 13, 2026

Title 26 - Internal Revenue last revised: Feb 11, 2026
§ 301.7621-1 - Internal revenue districts.

For delegation to the Secretary of authority to prescribe internal revenue districts for the purpose of administering the internal revenue laws, see Executive Order No. 10289, dated September 17, 1951 (16 FR 9499), as made applicable to the Code by Executive Order No. 10574, dated November 5, 1954 (19 FR 7249).

authority: 26 U.S.C. 7805.
source: 32 FR 15241, Nov. 3, 1967, unless otherwise noted.
cite as: 26 CFR 301.7621-1