Other disadvantages are usually related to the real estate count, where your wealth is shared between the two of you and you make financial compromises. Sometimes it is recommended not to enter bcSA, as the CSA assessment may mean that you have to pay less per week. What you decide is a matter of balancing what is best for you as an individual and what is best for your children. Section 135 of the Taxation Act sets out the circumstances in which the court may annul a compulsory child support agreement. These reasons include a “substantial change in circumstances”; the annual rate of subsistence of children is not appropriate or appropriate; or the binding agreement on child support was concluded for reasons of fraud, unlawful influence or unscrupulous behaviour. .