91. Subject to section 91.1, any person who, on the day of the death of the contributor,(a) is married to the contributor and is not legally separated from bed and board;
(a.1) is in a civil union with the contributor; or
(b) provided the contributor is either legally separated from bed and board or neither married nor in a civil union on the day of his death, has been living with the contributor, whether the person is of the opposite or the same sex, in a de facto union for at least three years or, in the following cases, for at least one year:— a child was or is to be born of their union,
— they have, together, adopted a child,
— one of them has adopted a child of the other,
qualifies as a surviving spouse.
For the purposes of subparagraph b of the first paragraph, the birth or adoption of a child during a marriage, a civil union or period of de facto union prior to the period of de facto union in progress on the day of the death of the contributor, may enable a person to qualify as a surviving spouse.
1965 (1st sess.), c. 24, s. 105; 1972, c. 53, s. 33; 1977, c. 24, s. 2; 1985, c. 4, s. 4; 1993, c. 15, s. 16; 1999, c. 14, s. 16; 2002, c. 6, s. 156.