# 46 C.F.R. § 143.545 (2026): Pressure vessels

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_545

## Section

- **Citation:** 46 C.F.R. § 143.545 (2026)
- **Heading:** Pressure vessels
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Title 46 CFR: Shipping / Chapter I: COAST GUARD, DEPARTMENT OF HOMELAND SECURITY / Part 143: MACHINERY AND ELECTRICAL SYSTEMS AND EQUIPMENT / Subpart C: Requirements for New Towing Vessels / § 143.545: § 143.545   Pressure vessels.

## Text

(a) In lieu of meeting the requirements of § 143.300, pressure vessels installed on new towing vessels must meet the requirements of this section.
(b) Pressure vessels over 5 cubic feet in volume and more than 15 psi maximum allowable working pressure must meet ABS Rules for Building and Classing Steel Vessels under 90 Meters (295 Feet) in Length (incorporated by reference, see § 136.112 of this subchapter), Part 4, Chapter 1, Section 1.

## Nearby sections

- [46 C.F.R. § 143.500 (2026) § 143.500   Applicability.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_500.md)
- [46 C.F.R. § 143.510 (2026) § 143.510   Verification of compliance with design standards.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_510.md)
- [46 C.F.R. § 143.515 (2026) § 143.515   Towing vessels built to recognized classification society rules.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_515.md)
- [46 C.F.R. § 143.520 (2026) § 143.520   Towing vessels built to American Boat and Yacht Council standards.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_520.md)
- [46 C.F.R. § 143.540 (2026) § 143.540   Pumps, pipes, valves, and fittings for essential systems.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_540.md)
- [46 C.F.R. § 143.545 (2026) § 143.545   Pressure vessels.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_545.md)
- [46 C.F.R. § 143.550 (2026) § 143.550   Steering systems.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_550.md)
- [46 C.F.R. § 143.555 (2026) § 143.555   Electrical power sources, generators, and motors.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_555.md)
- [46 C.F.R. § 143.560 (2026) § 143.560   Electrical distribution panels and switchboards.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_560.md)
- [46 C.F.R. § 143.565 (2026) § 143.565   Electrical overcurrent protection other than generators and motors.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_565.md)
- [46 C.F.R. § 143.570 (2026) § 143.570   Electrical grounding and ground detection.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_570.md)
- [46 C.F.R. § 143.575 (2026) § 143.575   Electrical conductors, connections, and equipment.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_575.md)
- [46 C.F.R. § 143.580 (2026) § 143.580   Alternative electrical installations.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_580.md)
- [46 C.F.R. § 143.585 (2026) § 143.585   General requirements for propulsion, steering, and related controls on vessels that move tank barges carrying oil or hazardous material in bulk.](https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_585.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/CFR_T46_P143_S143_545. Check the current official text before relying on it. Not legal advice.