(1) Where a person is entitled to a repayment of tax for a chargeable period and that repayment, or part of the repayment, arises because of a mistaken assumption made by the Revenue Commissioners in the application of any provision of the Acts, that repayment or that part of the repayment shall, subject to section 960H(4), carry interest for each day or part of a day for the period commencing with the day after the end of the chargeable period or, as the case may be, the end of each of the chargeable periods for which the repayment is due or the date on which the tax was paid (whichever is the later) and ending on the day on which the repayment is made.
(2) Where, for any reason other than that mentioned in subsection (1), a repayment of tax or a part of a repayment is due to a person for a chargeable period, that repayment or the part of the repayment shall, subject to section 960H(4), carry interest for the period beginning on the day which is 93 days after the day on which the clai
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