33 C.F.R. § 183.570 Fuel filters and strainers: Installation.
Title 33 - Navigation and Navigable Waters
Each fuel filter and strainer must be supported on the engine or boat structure independent from its fuel line connections, unless the fuel filter or strainer is inside a fuel tank.
Title 33: Navigation and Navigable Waters
PART 183—BOATS AND ASSOCIATED EQUIPMENT
Subpart J—Fuel Systems
Manufacturer Requirements
§ 183.570 Fuel filters and strainers: Installation.

