Home
gpo.gov
govinfo.gov

e-CFR Navigation Aids

Browse

Simple Search

Advanced Search

 — Boolean

 — Proximity

 

Search History

Search Tips

Corrections

Latest Updates

User Info

FAQs

Agency List

Incorporation By Reference

eCFR logo

Related Resources

The Code of Federal Regulations (CFR) annual edition is the codification of the general and permanent rules published in the Federal Register by the departments and agencies of the Federal Government produced by the Office of the Federal Register (OFR) and the Government Publishing Office.

Download the Code of Federal Regulations in XML.

Download the Electronic Code of Federal Regulations in XML.

Monthly Title and Part user viewing data for the e-CFR is available for download in CSV format.

Parallel Table of Authorities and Rules for the Code of Federal Regulations and the United States Code
Text | PDF

Find, review, and submit comments on Federal rules that are open for comment and published in the Federal Register using Regulations.gov.

Purchase individual CFR titles from the U.S. Government Online Bookstore.

Find issues of the CFR (including issues prior to 1996) at a local Federal depository library.

[A1]

Electronic Code of Federal Regulations

We invite you to try out our new beta eCFR site at https://ecfr.federalregister.gov. We have made big changes to make the eCFR easier to use. Be sure to leave feedback using the Feedback button on the bottom right of each page!

e-CFR data is current as of February 24, 2021

Title 46 → Chapter I → Subchapter M → Part 143

TITLE 46—Shipping

CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED)

SUBCHAPTER M—TOWING VESSELS

PART 143—MACHINERY AND ELECTRICAL SYSTEMS AND EQUIPMENT

rule

Subpart A—GENERAL

§143.100
Purpose.
§143.105
Applicability.
§143.115
Definitions.
rule

Subpart B—REQUIREMENTS FOR ALL TOWING VESSELS

§143.200
Applicability.
§143.205
General.
§143.210
Alternate design or operational considerations.
§143.215
Existing vessels built to class.
§143.220
Machinery space fire prevention.
§143.225
Control and monitoring requirements.
§143.230
Alarms and monitoring.
§143.235
General alarms.
§143.240
Communication requirements.
§143.245
Readiness and testing.
§143.250
System isolation and markings.
§143.255
Fuel system requirements.
§143.260
Fuel shutoff requirements.
§143.265
Additional fuel system requirements for towing vessels built after January 18, 2000.
§143.270
Piping systems and tanks.
§143.275
Bilge pumps or other dewatering capability.
§143.300
Pressure vessels.
§143.400
Electrical systems, general.
§143.410
Shipboard lighting.
§143.415
Navigation lights.
§143.450
Pilothouse alerter system.
§143.460
Towing machinery.
rule

Subpart C—REQUIREMENTS FOR NEW TOWING VESSELS

§143.500
Applicability.
§143.510
Verification of compliance with design standards.
§143.515
Towing vessels built to recognized classification society rules.
§143.520
Towing vessels built to American Boat and Yacht Council standards.
§143.540
Pumps, pipes, valves, and fittings for essential systems.
§143.545
Pressure vessels.
§143.550
Steering systems.
§143.555
Electrical power sources, generators, and motors.
§143.560
Electrical distribution panels and switchboards.
§143.565
Electrical overcurrent protection other than generators and motors.
§143.570
Electrical grounding and ground detection.
§143.575
Electrical conductors, connections, and equipment.
§143.580
Alternative electrical installations.
§143.585
General requirements for propulsion, steering, and related controls on vessels that move tank barges carrying oil or hazardous material in bulk.
§143.590
Propulsor redundancy on vessels that move tank barges carrying oil or hazardous material in bulk.
§143.595
Vessels with one propulsor that move tank barges carrying oil or hazardous material in bulk.
§143.600
Alternative standards for vessels that move tank barges carrying oil or hazardous material in bulk.
§143.605
Demonstration of compliance on vessels that move tank barges carrying oil or hazardous material in bulk.

Need assistance?