TARIFF CONCESSION ORDER Under Section 269P of the Customs Act 1901, I, David Mulcair, a delegate of the Chief Executive Officer declare that the goods specified in Column 1 of THE TABLE are goods to which the item in Part III of Schedule 4 to the Customs Tariff Act 1995 specified in Column 2 of THE TABLE applies. This Order shall have effect from 26.03.10 and continue in force until revoked under sections 269SC or 269SD of the Act, or the date, if any, specified in Column 2. THE TABLE COLUMN 1 COLUMN 2 Description of Goods including the Schedule 4 Item Number Customs Tariff Classification Last date of effect 3402.13.00 ADDITIVES, DRILLING FLUID, being crystalline silica 50 Op. 26.03.10 - TC 1015009 This is page 1 of 1 Page of the above Table. David Mulcair........................ Dated 18 June 2010 Delegate of the Chief Executive Officer