(1) Subject to the provisions of this Act, in computing the income of a person under “Income from other sources” in any income year, such expenditure, not being in the nature of capital expenditure or personal expenses of the person, incurred solely for the purpose of making or earning the relevant income shall be allowable.

(2) Except sub-sections (5) and (6) of section 67, no expenditure of any kind shall be allowed in computing income under other sub-sections of section 67.

(3) In allowing expenditure under sub-section (1), the reasonableness of such expenditure shall be considered.