46 CFR § 53.12-1 - General (modifies HG-600 through HG-640).

---
identifier: "/us/cfr/t46/s53.12-1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 53.12-1 - General (modifies HG-600 through HG-640)."
title_number: 46
title_name: "Shipping"
section_number: "53.12-1"
section_name: "General (modifies HG-600 through HG-640)."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "F"
subchapter_name: "MARINE ENGINEERING"
part_number: "53"
part_name: "HEATING BOILERS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "46 U.S.C. 3306, 3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; Department of Homeland Security Delegation No. 00170.1, Revision No. 01.3."
regulatory_source: "CGFR 68-82, 33 FR 18826, Dec. 18, 1968, as amended by USCG-2020-0634, 89 FR 50102, June 12, 2024, unless otherwise noted."
cfr_part: "53"
---


# 53.12-1 General (modifies HG-600 through HG-640).

(a) The instruments, fittings and controls for heating boilers must be as indicated in HG-600 through HG-640 of Section IV of the ASME BPVC (incorporated by reference; see § 53.01-1) except as noted otherwise in this section.

(b) For control systems for automatic auxiliary heating equipment, the requirements in part 63 of this subchapter govern and must be followed.

[CGFR 68-82, 33 FR 18826, Dec. 18, 1968, as amended by USCG-2003-16630, 73 FR 65164, Oct. 31, 2008]