(1) In this section -
"qualifying expenditure", in relation to an individual, means an amount equal to the amount of the expenditure incurred by the individual on the construction or, as the case may be, refurbishment of a qualifying premises which is a qualifying owner-occupied dwelling in relation to the individual after deducting from that amount of expenditure any sum in respect of or by reference to -
(a) that expenditure,
(b) the qualifying premises, or
(c) the construction or, as the case may be, refurbishment work in respect of which that expenditure was incurred,
which the individual has received or is entitled to receive, directly or indirectly, from the State, any board established by statute or any public or local authority;
"qualifying owner-occupied dwelling", in relation to an individual, means a qualifying premises which is first used, after the qualifying expenditure has been incurred, by the individual as his or her only or main residence;
"qualifying premises",