This Tariff Concession Order (TCO 0603755) declares that water purifiers for raw, effluent or potable water (tariff classification 8421.21.90) are goods to which Item 50 in Part III of Schedule 4 to the Customs Tariff Act 1995 applies. It takes effect from 13 February 2006 and continues until revoked under sections 269SC or 269SD of the Customs Act 1901. Issued under section 269P by a delegate of the Chief Executive Officer, it requires importers and customs agents to treat the listed goods according to the Schedule 4 item named.