Regulations last checked for updates: Feb 09, 2026

Title 49 - Transportation last revised: Feb 03, 2026
All TitlesTitle 49Chapter IVPart 451Subpart C - Subpart C—Safety Approval Plate
View all text of Subpart C [§ 451.21 - § 451.25]
§ 451.21 - Safety approval plate required.

(a) The safety approval plate must be supplied by the owner or manufacturer.

authority: 46 U.S.C. 80503; Department of Homeland Security Delegation No. 0170.1
source: 45 FR 37214, June 2, 1980, unless otherwise noted.
cite as: 49 CFR 451.21
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