§ 175.128 § 175.128 Marking. No person may use a boat unless each signal required by § 175.110 is legibly marked with the approval number or certification statement as specified in 46 CFR Parts 160 and 161. [CGD 93-055, 61 FR 13926, Mar. 28, 1996, as amended by USCG-1999-5832, 64 FR 34715, June 29, 1999]
33 CFR §175.128
33 CFR Part 175
TL;DR
No person may use a boat unless each signal required by § 175.110 is legibly marked with the approval number or certification statement as specified in 46 CFR Parts 160 and 161.