46 C.F.R. § 91.55-20 Number of plans required.
Title 46 - Shipping
(a) Three copies of each plan are normally required so that one can be returned to the submitter. If the submitter desires additional approved plans, a suitable number should be submitted to permit the required distribution. [CGFR 65–50, 30 FR 16974, Dec. 30, 1965, as amended by CGFR 69–116, 35 FR 6861, Apr. 30, 1970]
Title 46: Shipping
PART 91—INSPECTION AND CERTIFICATION
Subpart 91.55—Plan Approval
§ 91.55-20 Number of plans required.

