North American Product Classification System (NAPCS) Canada 2022 Version 1.0
531 - Transportation support services
This group comprises road transportation support services; motor vehicle maintenance and repair services; rail transportation support, maintenance and repair services; water transportation support, maintenance and repair services; air transportation support services; aircraft maintenance and repair services; freight transportation arrangement and customs brokering services; and other transportation support services.
53131 - Water transportation support, maintenance and repair services
This class comprises marine facility services; navigational services for marine vessels; marine salvage services; water transportation support services, n.e.c.; maintenance and repair of marine vessels; and marine vessel traffic reporting.
531311 - Water transportation support, maintenance and repair services
This subclass comprises marine facility services; navigational services for marine vessels; marine salvage services; water transportation support services, n.e.c.; maintenance and repair of marine vessels; and marine vessel traffic reporting.
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