The provisions of this subsection (i) shall be subject to the provisions regarding stipulations or contracts as set forth in subsection C, and (ii) shall not apply to a contract or stipulation that is non-modifiable.
The provisions of this subsection and subsection E shall apply to suits for modification or termination of spousal support orders regardless of the date of the suit for initial setting of support or the date of entry of any such order or decree.
Va. Code § 20-109