U.S. maritime regulations,
in plain English.
Each page explains one section of the regulations in plain English, quotes the passage behind every requirement, and shows the full text. 1,163 sections so far.
Guides answer a question that spans more than one section. Right whale speed zones map where 50 CFR 224.105 requires 10 knots. Industry standards the CFR requires shows which edition of NFPA, ABYC, ASTM, UL and SAE standards each section requires, and where to read it free.
Subchapter M: Towing Vessels
46 CFR Parts 136 to 144: certificates of inspection, the Towing Safety Management System, third-party organizations, operations, lifesaving, fire protection, machinery and electrical systems for U.S. towing vessels.
189 sections →Merchant Mariner Credentials
46 CFR Parts 10 to 16: merchant mariner credentials, officer and rating endorsements, STCW, medical certificates, manning, and chemical testing.
303 sections →Oil, Garbage and Ballast Water Pollution Prevention
33 CFR Parts 151 and 155: discharges of oil, garbage and ballast water, record books, pollution emergency plans, vessel response plans and oil transfer procedures.
166 sections →Navigation Safety Regulations
33 CFR Part 164: required navigation equipment such as radar, AIS, ECDIS, charts and publications, tests before getting underway, and navigation rules for towing vessels.
25 sections →Navigation Rules: COLREGs and Inland Rules
The International Regulations for Preventing Collisions at Sea and the U.S. Inland Navigation Rules, rule by rule, from the Coast Guard's Navigation Rules handbook.
37 sections →Navigation and Vessel Inspection Circulars
Coast Guard NVICs: guidance on how the Coast Guard applies the regulations, circular by circular.
243 sections →Frequently Cited Regulations
Other sections of 46, 33 and 49 CFR that mariners ask RegKnot about most.
200 sections →