(1) If any increase in the value of separate property, or any income or gains derived from separate property, were attributable (wholly or in part) to the application of relationship property, then the increase in value or (as the case requires) the income or gains are relationship property.
(2) If any increase in the value of separate property, or any income or gains derived from separate property, were attributable (wholly or in part, and whether directly or indirectly) to actions of the other spouse or partner, then—
(a) the increase in value or (as the case requires) the income or gains are relationship property; but
(b) the share of each spouse or partner in that relationship property is to be determined in accordance with the contribution of each spouse or partner to the increase in value or (as the case requires) the income or gains.
(3) Any separate property, or any proceeds of the disposition of any separate property, or any increase in the value of, or any income or gains derived from, separate property, is relationship property if that separate property or (as the case requires) those proceeds or the increase in value or the income or gains are used—
(a) with the express or implied consent of the spouse or partner that owns, receives, or is entitled to them; and
(b) for the acquisition or improvement of, or to increase the value of, or the amount of any interest of either spouse or partner in, any property referred to in section 8(1).
(4) Subsection (3) is subject to section 10.
Section 9A: inserted, on 1 February 2002, by section 15 of the Property (Relationships) Amendment Act 2001 (2001 No 5).
Section 9A(2): amended, on 26 April 2005, by section 3(2) of the Property (Relationships) Amendment Act 2005 (2005 No 19).
Section 9A(2)(b): amended, on 26 April 2005, by section 3(2) of the Property (Relationships) Amendment Act 2005 (2005 No 19).
Section 9A(3)(a): amended, on 26 April 2005, by section 3(2) of the Property (Relationships) Amendment Act 2005 (2005 No 19).
Section 9A(3)(b): amended, on 26 April 2005, by section 3(2) of the Property (Relationships) Amendment Act 2005 (2005 No 19).