175.21—Condition; size and fit; approval marking.
No person may use a recreational boat unless each PFD required by § 175.15 of this part or allowed by § 175.17 of this part is:
(a)
In serviceable condition as provided in § 175.23 ;
(b)
Of an appropriate size and fit for the intended wearer, as marked on the approval label; and
(c)
Legibly marked with its approval number, as specified in 46 CFR part 160.
Code of Federal Regulations
[CGD 81-023, 55 FR 32034, Aug. 6, 1990, as amended by CGD93-055, 61 FR 13926, Mar. 28, 1996]