46 C.F.R. § 169.207 Period of validity for a Certificate of Inspection.
Title 46 - Shipping
(a) A Certificate of Inspection is valid for 5 years. (b) Certificates of inspection may be revoked, or suspended and withdrawn by the Officer in Charge, Marine Inspection, at any time for noncompliance with the provisions of this subchapter or requirements established thereunder. [CGD 83–005, 51 FR 896, Jan. 9, 1986, as amended by USCG–1999–4976, 65 FR 6507, Feb. 9, 2000]
Title 46: Shipping
PART 169—SAILING SCHOOL VESSELS
Subpart 169.200—Inspection and Certification
Certificate of Inspection
§ 169.207 Period of validity for a Certificate of Inspection.

