This Order declares that specific gas tri‑ethylene glycol dehydrators (Tariff classification 8421.39.00) are to which item 50 in Part III of Schedule 4 to the Customs Tariff Act 1995 applies, making them eligible for a tariff concession. It takes effect 9 April 2008 and continues until revoked; the declaration was made by a delegate under s269P and may be revoked under ss269SC/269SD. The immediate practical effect is to change the tariff treatment for importers of the listed equipment (s269P; Schedule 4 item 50).