(1) An individual who, in the manner prescribed by the Income Tax Acts, makes a claim in that behalf and, subject to subsection (1B), makes a return in the prescribed form of the individual's total income shall be entitled -
(a) for the purpose of ascertaining the amount of the income on which he or she is to be charged to income tax (in the Income Tax Acts referred to as "the taxable income") to have such deductions as are specified in the provisions referred to in Part 1 of the Table to this section, but subject to those provisions, made from the individual's total income, and
(b) to have the income tax to be charged on the individual reduced by such tax credits and other reductions as are specified in the provisions referred to in Part 2 of that Table, but subject to subsection (1A) and those provisions.
(1A) Where an individual is entitled to a tax credit specified in a provision referred to in Part 2 of the Table to this section, the income tax to be charged on the individual for
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