i believe its family only.
https://www2.gov.bc.ca/assets/gov/ta...ft-vehicle.pdf
“Related individual” means:
(a) a person’s spouse (legally married or living for
a continuous period of at least 2 years with another
person in a marriage-like relationship), child, grandchild,
greatgrandchild, parent, grandparent, greatgrandparent,
or sibling, or
(b) the spouse of a person’s child, grandchild or great
grandchild, or
(c) the child, parent, grandparent or greatgrandparent of
a person’s spouse.