Common use of Reference Tariff Clause in Contracts

Reference Tariff. (a) The Reference Tariff components are: Reference Tariff Component Reference Tariff ($) July 05 Revised Reference Tariff ($) July 07 AT1 1.203 1.39 AT2 186 196.97 AT3 4.652 5.00 AT4 0.658 0.71 AT5 0 - QCA Levy 0.00588 0.0056

Reference Tariff. (a) The Reference Tariff components are: Reference Tariff Component Reference Tariff ($) July 05 Revised Reference Tariff ($) July 07 AT1 1.203 1.39 0.618 0.71 AT2 186 196.97 1,389 1,470.72 AT3 4.652 5.00 2.727 3.14 AT4 0.658 0.71 0.833 0.96 AT5 0 - 1.576 1.72 EC 0.451 0.477 QCA Levy 0.00588 0.0056

Reference Tariff. (a) The Reference Tariff components are: Reference Tariff Component Reference Tariff ($) July 05 Revised Reference Tariff ($) July 07 AT1 1.203 1.39 0.618 0.71 AT2 186 196.97 1,389 1,470.72 AT3 4.652 5.00 2.240 2.58 AT4 0.658 0.71 0.413 0.48 AT5 0 - 1.576 1.72 EC 0.451 0.477 QCA Levy 0.00588 0.0056

Reference Tariff. (a) The Reference Tariff components are: Reference Tariff Component Reference Tariff ($) July 05 Revised Reference Tariff ($) July 07 AT1 1.203 1.39 0.427 0.49 AT2 186 196.97 800 846.98 AT3 4.652 5.00 2.254 2.41 AT4 0.658 0.71 0.630 0.67 AT5 0 - 1.004 1.06 EC 0.451 0.477 QCA Levy 0.00588 0.0056

Reference Tariff. (a) The Reference Tariff components are: Reference Tariff Component Reference Tariff ($) July 05 Revised Reference Tariff ($) July 07 AT1 1.203 1.39 0.427 0.49 AT2 186 196.97 960 1,016.59 AT3 4.652 5.00 2.216 2.37 AT4 0.658 0.71 0.529 0.57 AT5 0 - 1.004 1.06 EC 0.451 0.477 QCA Levy 0.00588 0.0056

Reference Tariff. (a) The Reference Tariff components are: Reference Tariff Component Reference Tariff ($) July 05 Revised Reference Tariff ($) July 07 AT1 1.203 1.39 0.427 0.49 AT2 186 196.97 800 846.98 AT3 4.652 5.00 2.127 2.28 AT4 0.658 0.71 0.379 0.40 AT5 0 - 1.004 1.06 EC 0.451 0.477 QCA Levy 0.00588 0.0056

Reference Tariff. (a) The Reference Tariff components are: Reference Tariff Component Reference Tariff ($) July 05 Revised Reference Tariff ($) July 07 AT1 1.203 1.39 0.427 0.49 AT2 186 196.97 800 846.98 AT3 4.652 5.00 3.624 3.83 AT4 0.658 0.71 0.656 0.69 AT5 0 - 1.004 1.25 EC 0.451 0.477 QCA Levy 0.00588 0.0056

Reference Tariff. (a) The Reference Tariff components are: Reference Tariff Component Reference Tariff ($) July 05 Revised Reference Tariff ($) July 07 AT1 1.203 1.39 0.618 0.71 AT2 186 196.97 1,389 1,470.72 AT3 4.652 5.00 - - AT4 0.658 0.71 1.669 1.92 AT5 0 - 1.576 1.72 EC 0.451 0.477 QCA Levy 0.00588 0.0056

Reference Tariff. (a) The Reference Tariff components are: Reference Tariff Component Reference Tariff ($) July 05 Revised Reference Tariff ($) July 07 AT1 1.203 1.39 0.618 0.71 AT2 186 196.97 1,389 1,470.72 AT3 4.652 5.00 5.504 5.78 AT4 0.658 0.71 2.317 2.43 AT5 0 - - EC - - QCA Levy 0.00588 0.0056

Reference Tariff. (a) The Reference Tariff components (as at 1 July 2007) are: Reference Tariff Component Reference Tariff ($ AT1 $) July 05 Revised Reference Tariff (0.71 AT2 $) July 07 AT1 1.203 1.39 AT2 186 196.97 1,470.72 AT3 4.652 5.00 $4.00 AT4 0.658 0.71 $1.68 AT5 0 - EC - QCA Levy 0.00588 0.0056

Reference Tariff. (a) The Reference Tariff components are: Reference Tariff Component Reference Tariff ($) July 05 Revised Reference Tariff ($) July 07 AT1 1.203 1.39 1.158 1.34 AT2 186 196.97 416 440.54 AT3 4.652 5.00 5.880 6.70 AT4 0.658 0.71 AT5 0 - 0.961 1.09 QCA Levy 0.00588 0.0056

Reference Tariff. (a) The Reference Tariff components are: Reference Tariff Component Reference Tariff ($) July 05 Revised Reference Tariff ($) July 07 AT1 1.203 1.39 0.427 0.49 AT2 186 196.97 960 1,016.59 AT3 4.652 5.00 2.630 2.81 AT4 0.658 0.71 0.823 0.88 AT5 0 - 1.004 1.06 EC 0.451 0.477 QCA Levy 0.00588 0.0056

Reference Tariff. (ac) The Reference Tariff components (as at 1 Jan 2009) are: Reference Tariff Component Reference Tariff ($ AT1 $) July 05 Revised Reference Tariff (0.73 AT2 $) July 07 AT1 1.203 1.39 AT2 186 196.97 2,688.82 AT3 4.652 5.00 $0.91 AT4 0.658 0.71 $2.15 AT5 0 - $2.05 EC $0.66 QCA Levy 0.00588 0.0056