HS 86 - Railway, tramway locomotives, rolling-stock and parts thereof; railway or tramway track fixtures and fittings and parts thereof; mechanical (including electro-mechanical) traffic signalling equipment of all kinds
HS 44 - Wood and articles of wood; wood charcoal
HS 73 - Iron or steel articles
HS 87 - Vehicles; other than railway or tramway rolling stock, and parts and accessories thereof