635.9. Where a person received before 1 January 1998 a taxable supply of movable property in respect of which the person paid tax under section 16 at the rate of 6.5%, the person returns the property to the supplier after 31 December 1997 to exchange it for other movable property and the consideration for the supply of the other property exceeds the consideration for the supply of the returned property, the following rules apply:(1) the person is not entitled to a refund of the tax paid in respect of the supply of the returned property; and
(2) the person shall pay tax under section 16 but only on that part of the consideration for the supply of the other property which exceeds the consideration for the supply of the returned property.