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Title 46

Displaying title 46, up to date as of 7/17/2026. Title 46 was last amended 6/30/2026.
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Title 46ShippingPart / Section
Chapter ICoast Guard, Department of Homeland Security1 – 199
Subchapter ICargo and Miscellaneous Vessels90 – 106
Part 91Inspection and Certification91.01-1 – 91.60-45
Subpart 91.01General Provisions; Certificate of Inspection91.01-1 – 91.01-25
Subpart 91.05Permit To Proceed to Another Port for Repair91.05-1 – 91.05-15
Subpart 91.15Inspection of Vessels91.15-1 – 91.15-5
§ 91.15-1Standards in inspection of hulls, boilers, and machinery.
§ 91.15-5Alternate compliance.
Subpart 91.20Initial Inspection91.20-1 – 91.20-20
Subpart 91.25Inspection for Certification91.25-1 – 91.25-50
Subpart 91.27Annual and Periodic Inspections91.27-1 – 91.27-15
Subpart 91.30Inspection After Accident91.30-1
§ 91.30-1General or partial survey.
Subpart 91.35Sanitary Inspections91.35-1
§ 91.35-1When made.
Subpart 91.40Drydocking91.40-1 – 91.40-5
§ 91.40-1Definitions relating to hull examinations.
§ 91.40-3Drydock examination, internal structural examination, cargo tank internal examination, and underwater survey intervals.
§ 91.40-5Notice and plans required.
Subpart 91.43Integral Fuel Oil Tank Examinations91.43-1
§ 91.43-1When required.
Subpart 91.45Repairs and Alterations91.45-1 – 91.45-5
§ 91.45-1Notice required.
§ 91.45-5Inspection required.
Subpart 91.50Special Operating Requirements91.50-1
§ 91.50-1Inspection and testing required when making alterations, repairs, or other such operations involving riveting, welding, burning or like fire-producing actions.
Subpart 91.55Plan Approval91.55-1 – 91.55-20
Subpart 91.60Certificates Under International Convention for Safety of Life at Sea, 197491.60-1 – 91.60-45