46 CFR § 163.003-25
Marking
April 15, 2021
(a) Each pilot ladder step manufactured under Coast Guard approval must be branded or otherwise permanently and legibly marked on the bottom with—
(1) The name of the manufacturer;
(2) The manufacturer's brand or model designation;
(3) The lot number or date of manufacture; and
(4) The Coast Guard approval number.
(b) In addition to the markings required under paragraph (a) of this section each step sold as a replacement step must be branded or otherwise permanently and legibly marked with the words “REPLACEMENT STEP ONLY.”
[CGD 74-140, 46 FR 63291, Dec. 31, 1981, as amended by CGD 79-032, 49 FR 25456, June 21, 1984]