# Numbering of Undocumented Vessels—Willful violation — Federal civil penalty maximums — current inflation-adjusted amounts across agencies For Numbering of Undocumented Vessels, agency is U.S. Coast Guard; violation is Numbering of Undocumented Vessels—Willful violation; statutory authority is 46 U.S.C. 12309(a); maximum penalty is 15,628, recorded from its source on 2026-08-10. - **Agency:** U.S. Coast Guard _(our reading, not quoted from the source)_ - **Violation:** Numbering of Undocumented Vessels—Willful violation _(verified: appears in the quote below)_ - **Statutory authority:** 46 U.S.C. 12309(a) _(verified: appears in the quote below)_ - **Maximum penalty:** 15,628 _(verified: appears in the quote below)_ ## What the source says > 46 U.S.C. 12309(a) | Numbering of Undocumented Vessels—Willful violation | 15,628. ## Source - https://www.ecfr.gov/current/title-33/chapter-I/subchapter-A/part-27/section-27.3 Last verified: 2026-08-10. Review by: 2027-02-26. Part of [Federal civil penalty maximums — current inflation-adjusted amounts across agencies](https://referencesource.org/federal-civil-penalty-maximums/).