This Order, made under s.269P of the Customs Act 1901, treats specified valves for passenger train brake systems as goods to which Part III, Schedule 4 Item 50 of the Customs Tariff Act 1995 applies. It takes effect from 15 February 2010 and remains until revoked under ss.269SC or 269SD. The immediate practical effect is on importers and customs administration: those importing the listed relay, dead man, emergency and solenoid valves will have their tariff treatment determined by Schedule 4 Item 50, changing their duty and compliance obligations.