Federal Child Support Calculations Child support calculations in Canada are based upon Federal Child Support Guidelines. Since these guidelines are clear (for the most part) and established by law, parties are less likely to fight over the amount of child support when these guidelines are followed. Long gone are the days when child support was a subjective matter and different amounts could be ordered in similar situations, often leading parties to feel that they were treated unfairly. Under the new Guidelines, everyone is treated the same way. Challenges can arise, however, when determining income for self-employed persons, when income is[...]