46 CFR § 164.019-4 - Component requirements.

---
identifier: "/us/cfr/t46/s164.019-4"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 164.019-4 - Component requirements."
title_number: 46
title_name: "Shipping"
section_number: "164.019-4"
section_name: "Component requirements."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "Q"
subchapter_name: "EQUIPMENT, CONSTRUCTION, AND MATERIALS: SPECIFICATIONS AND APPROVAL"
part_number: "164"
part_name: "MATERIALS"
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. 3306, 3703, 4302; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; DHS Delegation 00170.1, Revision No. 01.4."
cfr_part: "164"
---


# 164.019-4 Component requirements.

(a) PFDs may be constructed only with Coast Guard-accepted PFD components meeting the requirements of this subchapter.

(b) PFD components may be used in the construction of PFDs only in accordance with their Use Codes.