8603 (01/1988-..) Self-propelled railway or tramway coaches, vans and trucks (excl. those of heading 8604)

86031000 (01/1988-..) Self-propelled railway or tramway coaches, vans and trucks, powered from an external source of electricity (excl. those of heading 8604) 86039000 (01/1988-..) Self-propelled railway or tramway coaches, vans and trucks (excl. those powered from an external source of electricity and those of heading 8604) 8604 Railway or tramway maintenance or service vehicles, whether or not self-propelled, e.g., workshops, cranes, ballast tampers, trackliners, testing coaches and track inspection vehicles