(1) Where a registered dealer has deducted input tax on any goods and those goods are not used in the course of his business or lost or destroyed, any input tax deducted becomes repayable in the period following the date on which those goods were put to such other use.
(2) Where such goods have been wholly or mainly used or are intended for use in sale of taxable goods or in sale of any goods in the course of export out of the territory of India prior to the change of use, tax shall be calculated on the prevailing market value of such goods at the time of change of use.