1 CFR 21.53 - Nonstatutory materials.

U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 28, 2025

View all text of Subpart B [§ 21.40 - § 21.53]

§ 21.53 - Nonstatutory materials.

Nonstatutory documents shall be cited by document designation and by Federal Register volume and page, followed, if possible, by the parallel citation to the Code of Federal Regulations. For example:

Authority:Special Civil Air Reg. SR-422A, 28 FR 6703, 14 CFR part 4b. E.O. 11130, 28 FR 12789; 3 CFR 1959-1963 Comp. [37 FR 23611, Nov. 4, 1972, as amended at 54 FR 9683, Mar. 7, 1989]