(1) In this section 'ascertained value', in relation to a relevant site, means the market value.
(2) Where -
(a) a return is received in respect of a relevant site, and
(b) the estimate of the ratio of the market value of the relevant site, as stated in the return, to the ascertained value of the relevant site expressed as a percentage, is within any of the percentage bands specified in column (1) of the Table to this section,
the amount of residential zoned land tax payable in relation to the relevant site shall be increased by an amount (in this section referred to as the 'surcharge') equal to the corresponding percentage, set out in column (2) of that Table opposite the relevant percentage band in column (1), of that amount of tax.
(3) Interest is payable under section 653Y on any surcharge as if the surcharge were residential zoned land tax, and the surcharge and any interest on that surcharge is chargeable and recoverable as if the surcharge and that interest were part of the resi
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