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Regulations last checked for updates: May 14, 2025

Title 46 - Shipping last revised: Mar 17, 2025
All TitlesTitle 46Chapter IPart 143Subpart B - 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.
authority: 46 U.S.C. 3103,3301,3306,3308,3316,8104,8904; 33 CFR 1.05; DHS Delegation No. 0170.1
source: USCG-2006-24412, 81 FR 40101, June 20, 2016, unless otherwise noted.
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