•       Certain courts may set aside a child support agreement or a termination agreement if:

               (a)     the agreement of one of the parties was obtained by fraud, undue influence or unconscionable conduct; or

               (b)     there has been a significant change in circumstances; or

               (c)     the annual rate of child support payable under the agreement is not proper or adequate; or

               (d)     exceptional circumstances arise after the agreement is made.