33 C.F.R. § 173.31 Surrender of certificate of number.
Title 33 - Navigation and Navigable Waters
A person whose name appears as the owner of a vessel on a certificate of number shall surrender the certificate in a manner prescribed by the issuing authority within 15 days after it becomes invalid under paragraph (b), (c), (d), or (e) of §173.77.
Title 33: Navigation and Navigable Waters
PART 173—VESSEL NUMBERING AND CASUALTY AND ACCIDENT REPORTING
Subpart B—Numbering
§ 173.31 Surrender of certificate of number.
