Expenses incurred as a result of a parent's employment, illness, disability, or education or training for employment.
Child support is the amount one parent pays the other towards a child's day-to-day costs, set by guidelines rather than negotiated from scratch. The Federal Child Support Guidelines apply under the Divorce Act (Canada), and the Alberta Child Support Guidelines (Alta Reg 147/2005) apply under the Family Law Act (Alberta) where the parents are not proceeding under the Divorce Act.
The basic table amount is a lookup with three inputs: the federal table for the province or territory where the paying parent lives, that parent's annual income, normally line 15000 of the most recent return, and the number of children.
A family lawyer in Calgary advises you on how the amount is set, gathers the income information the guidelines run on, and negotiates or applies for child support where the parents do not agree.
That lookup gives the basic table amount only. Section 7 special or extraordinary expenses and any shared-parenting adjustment are worked out separately.
The 2025 Federal Tables took effect on October 1, 2025. They do not automatically change an order made before that date, so an earlier order is changed by a new agreement or by a court order.
What a particular parent pays turns on the income figures and the parenting arrangement in each file.
These facts are invented for this example. Two parents both live in Alberta and have two children. One parent's annual income is $90,000, the other parent's is $60,000, and the children live mainly with the parent whose income is $60,000, so the paying parent is the one earning $90,000.
Against the Alberta table in the 2025 Federal Child Support Tables, in force from October 1, 2025, a paying parent earning $90,000 a year with two children has a basic table amount of $1,316 a month, before any section 7 expense or shared-parenting adjustment.
Child care expenses incurred as a result of a parent's employment are one of the categories section 7 of the Federal Child Support Guidelines names. Take an invented child care cost of $6,000 a year. Any subsidy, benefit, income tax deduction or credit relating to that child care is taken into account first, and any contribution from the child is deducted. The parents then share what remains in proportion to their two incomes. Whether the expense qualifies at all turns on whether it is necessary in the best interests of the child and reasonable given the means of both parents.
Where the paying parent has the children for not less than 40 per cent of the parenting time over a year, the amount takes account of both parents' table amounts, the increased costs of the shared arrangement, and the circumstances of each parent and child. It is not a halving of the table amount and does not follow automatically from reaching 40 per cent.
Section 7 of the Federal Child Support Guidelines names the expenses that can be added to the table amount.
Expenses incurred as a result of a parent's employment, illness, disability, or education or training for employment.
The portion of the premiums attributable to the child.
Health care costs for the child beyond what insurance reimburses, such as orthodontic treatment, counselling or physiotherapy.
Extraordinary expenses for primary or secondary school, or for another educational program that meets the child's particular needs.
Expenses for a child's post-secondary education.
Extraordinary expenses for a child's extracurricular activities.
The parents share these expenses in proportion to their incomes, after deducting any contribution from the child. Subsidies, benefits and income tax deductions or credits relating to an expense are taken into account before the shared figure is settled.
"Extraordinary" is a defined test, not a description of how expensive something feels. It weighs what the requesting parent can reasonably cover out of that parent's income and the table amount.
Child support set by a court order, or set by an agreement filed with the court, can be enforced through Alberta's Maintenance Enforcement Program, and the guide on when child support is not paid sets out how.
Identifying and documenting the income the calculation runs on, including where a parent is self-employed or the income is disputed.
Negotiating the amount and putting it into an agreement or a consent order, or applying to the Court of King's Bench of Alberta or the Alberta Court of Justice.
Setting out which expenses qualify and each parent's proportionate share.
Applying to vary an amount where an income or the parenting arrangement has changed.
Filing a response and the financial disclosure the court requires.
Child support and spousal support are separate obligations, calculated under separate rules, and a separation may involve one, both or neither.
Nne Christiana Udo is the family lawyer at THEBIL Law and a member of the Law Society of Alberta. She advises and represents parents in Alberta child support matters, in negotiation and in court.
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The office serves Calgary and surrounding areas from 5920 Macleod Trl SW Ste 720, Calgary, AB T2H 0K1, Canada.
The amount for one child is a lookup, not a set figure, read from the federal table for the province or territory where the paying parent lives, using that parent's annual income and the number of children.
Contact THEBIL Law to discuss child support and the questions you want to address.
What a child support matter costs depends on how much of the income picture is in dispute and whether a court application is needed. To ask about your own situation, including the retainer, send a consultation request at any time or call 403-457-3128 during office hours. The office makes contact to arrange a meeting. Consultations at THEBIL Law are paid consultations. The charge is confirmed with you before the meeting and paid in advance.