Section 17 Vehicles, aircraft, vessels and associated transport equipment 86 Railway or tramway locomotives, rolling-stock and parts thereof; railway or tramway track fixtures and fittings and parts thereof; mechanical (incl. electro-mechanical) traffic signalling equipment of all kinds 86 01 Rail locomotives powered from an external source of electricity or by electric accumulators. 86 01 20 Powered by electric accumulators 86 01 20 00 Powered by electric accumulators Commodity Code Description 86 01 20 00 000 Powered by electric accumulators