46 CFR § 160.045-23 - Procedure for approval of design or material change.

---
identifier: "/us/cfr/t46/s160.045-23"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 160.045-23 - Procedure for approval of design or material change."
title_number: 46
title_name: "Shipping"
section_number: "160.045-23"
section_name: "Procedure for approval of design or material change."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "Q"
subchapter_name: "EQUIPMENT, CONSTRUCTION, AND MATERIALS: SPECIFICATIONS AND APPROVAL"
part_number: "160"
part_name: "LIFESAVING EQUIPMENT"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "46 U.S.C. 2103, 3306, 3703, 4302; E.O. 12234; 45 FR 58801; 3 CFR, 1980 Comp., p. 277; and DHS Delegation 00170.1, Revision No. 01.4."
cfr_part: "160"
---


# 160.045-23 Procedure for approval of design or material change.

(a) The manufacturer must submit any proposed changes in design, material, or construction to the recognized laboratory for approval before changing throwable PFD production methods.

(b) Determinations of equivalence of design, construction, and materials may be made only by the Commandant or a designated representative.