34(1)In a case where—U.K.
(a)by virtue of a resolution having effect under the Provisional Collection of Taxes Act 1968 tax has been paid at a rate specified in the resolution, and
(b)by virtue of section 1(6) or (7) or 5(3) of that Act any of that tax is repayable in consequence of the restoration in relation to the premium concerned of a lower rate,
the amount repayable shall be the difference between the tax paid by reference to the actual chargeable amount at the rate specified in the resolution and the tax that would have been payable by reference to the actual chargeable amount at the lower rate.
(2)In sub-paragraph (1) above the “actual chargeable amount” means the chargeable amount by reference to which tax was paid.
(3)In a case where—
(a)by virtue of a resolution having effect under the M1Provisional Collection of Taxes Act 1968 tax is chargeable at a rate specified in the resolution, but
(b)before the tax is paid it ceases to be chargeable at that rate in consequence of the restoration in relation to the premium concerned of a lower rate,
the tax chargeable at the lower rate shall be charged by reference to the same chargeable amount as that by reference to which tax would have been chargeable at the rate specified in the resolution.