How to cite a regulation

Bluebook (22d ed.) citation format, B14 / R14.2.

Bluebook (22d ed.) citation format for a regulation, governed by B14 / R14.2. Worked example, required elements, and the rules that apply.

Example

46 C.F.R. § 166.01 (2009).

Governing rules

B14 / R14.2

• 14.2 — federal regulations (C.F.R.).
• 14.2(a) — final rules & regulations (C.F.R.; Federal Register).

Required elements

• Title number
• Code
• Section
• Year of the code edition

Optional elements

• State code title
• Part
• Appendix
• Regulation name
• Database citation

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