Commonwealth Consolidated Acts Commonwealth Consolidated Acts(1) If, during a period, a * dwelling is your main residence and another * dwelling is the main residence of your * spouse (except a spouse living permanently separately and apart from you), you and your spouse must either:
(a) choose one of the dwellings as the main residence of both of you for the period; or
(b) nominate the different dwellings as your main residences for the period.
(2) If you nominate the different * dwellings as your main residences for the period, you split the exemption in accordance with subsections (3) and (4).
(3) If your interest in the * dwelling you chose was not, during the period, more than half of the total interests in the dwelling, the dwelling is taken to have been your main residence during the period. Otherwise, the dwelling is taken to have been your main residence for half of the period.
(4) If your * spouse's interest in the * dwelling your spouse chose was not , during the period, more than half of the total interests in the dwelling, the dwelling is taken to have been your spouse's main residence during the period. Otherwise, the dwelling is taken to have been your spouse's main residence for half of the period.
Example: You and your spouse (who are Australian residents) own a town house as tenants in common in equal shares. You and your spouse also own a beach house as tenants in common, with your interest being 30% and your spouse's 70%. From 1 July 1999, you live mainly in the town house and your spouse lives mainly in the beach house. On 1 July 2000 you and your spouse dispose of both dwellings.
For the period 1 July 1999 - 30 June 2000 you nominate the town house as your main residence and your spouse nominates the beach house. The town house is taken to be your main residence during the period. The beach house is taken to be your spouse's main residence during half the period.