Remission of tax on vacant land
3.  Subject to the provisions of this Order, where the tax payable in respect of any vacant land is assessed in accordance with section 2(3) of the Act and the land was made vacant by the demolition of any dwelling-house for the purposes of reconstruction of any replacement dwelling-house, there shall be remitted an amount of tax in accordance with the formula,
where
A
is the tax payable on the vacant land;
 
B
is the number of replacement dwelling-houses; and
 
C
is the tax payable on the demolished dwelling-house previously erected on the land and calculated at the owner-occupied tax rate as prescribed in paragraph 3(1) of the Property Tax (Rate for Owner-Occupied Residential Premises) Order (O 10).