This Tariff Concession Order (TCO 0717805) applies item 50 of Part III of Schedule 4 of the Customs Tariff Act 1995 to “signalisation devices, elevator, consisting of push button switching panels” (classification 8537.10.90), effective 18 October 2007, made under s.269P of the Customs Act 1901. Mechanically, it authorises a tariff concession for importers of those elevator signalling devices; the CEO’s delegate decides eligibility, importers must claim the concession and meet administrative requirements, and the order may be revoked under ss.269SC–269SD.