1. In this act(a) “self-employed worker” has the same meaning as in the Act respecting the Québec Pension Plan (chapter R-9);
(b) “contribution” means a contribution within the meaning of the Act respecting the Québec Pension Plan;
(c) “income” means the income established under Part I of the Taxation Act (chapter I-3) for a year, without taking account of the deductions permitted by Book IV plus, in the case of an individual referred to in paragraph a or b of section 695 of the said act, the amount by which his spouse’s income while married, for that year, or of the income of the dependent person referred to in paragraph b of the said section 695 for such same year, exceeds $1 000;
(d) “year” means the calendar year 1967 or any subsequent year.