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Title 46

Displaying title 46, up to date as of 7/20/2026. Title 46 was last amended 6/30/2026.
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Title 46ShippingPart / Section
Chapter ICoast Guard, Department of Homeland Security1 – 199
Subchapter TSmall Passenger Vessels (Under 100 Gross Tons)175 – 187
Part 177Construction and Arrangement177.100 – 177.1030
Subpart AGeneral Provisions177.100 – 177.115
§ 177.100General requirement.
§ 177.115Applicability to existing vessels.
Subpart BPlans177.202 – 177.210
§ 177.202Plans and information required.
§ 177.210Plans for sister vessels.
Subpart CHull Structure177.300 – 177.340
Subpart DFire Protection177.405 – 177.420
§ 177.405General arrangement and outfitting.
§ 177.410Structural fire protection.
§ 177.420Vessels complying with SOLAS structural fire protection requirements.
Subpart EEscape Requirements177.500
§ 177.500Means of escape.
Subpart FVentilation177.600 – 177.620
§ 177.600Ventilation of enclosed and partially enclosed spaces.
§ 177.620Ventilation of machinery and fuel tank spaces.
Subpart GCrew Spaces177.700 – 177.710
§ 177.700General requirements.
§ 177.710Overnight accommodations.
Subpart HPassenger Accommodations177.800 – 177.820
§ 177.800General requirements.
§ 177.810Overnight accommodations.
§ 177.820Seating.
Subpart IRails and Guards177.900 – 177.970
Subpart JWindow Construction and Visibility177.1010 – 177.1030