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.
53121 - Rail transportation support, maintenance and repair services
This class comprises rail transportation support services; maintenance and repair of locomotives and rolling stock; and maintenance and repair and related services for railway tracks.
531211 - Rail transportation support, maintenance and repair services
This subclass comprises rail transportation support services; maintenance and repair of locomotives and rolling stock; and maintenance and repair and related services for railway tracks.
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