1029.8.127. For the purposes of the definition of “increase amount” in the first paragraph of section 1029.8.126, the applicable family income for a particular taxation year in respect of a beneficiary means(a) if only one individual is entitled to receive, for the first month of the year that follows the particular taxation year and in respect of the beneficiary, an amount deemed under section 1029.8.61.18 to be an overpayment of the individual’s tax payable, the aggregate of the individual’s income for the taxation year that precedes the particular taxation year and the income, for that preceding taxation year, of the individual’s cohabiting spouse at the beginning of that month; or
(b) if more than one individual is entitled to receive, for the first month of the year that follows the particular taxation year and in respect of the beneficiary, an amount deemed under section 1029.8.61.18 to be an overpayment of the individual’s tax payable, one half of the aggregate of the income of each of those individuals for the taxation year that precedes the particular taxation year and the income, for that preceding taxation year, of each cohabiting spouse, at the beginning of that month, of each of those individuals.
For the purposes of the first paragraph, the applicable family income for a particular taxation year in respect of a beneficiary is deemed to be equal to zero if the beneficiary is lodged or sheltered pursuant to the law at the beginning of the first month of the year that follows the particular taxation year.