
Most couples think of a prenuptial agreement as a way to protect what they already own. It can do more than that. It can set out who is responsible for debts, how money obligations are handled during the marriage, and what happens to support if the relationship ends. It also has limits, and the biggest one is that nobody can predict what the future will look like.
A prenuptial agreement in Alberta can address debts a person brings into the marriage, how debts taken on during the marriage are treated between spouses, and financial obligations like household expenses and spousal support. It can't bind lenders, and it can't fix child support or parenting terms in advance. A prenuptial agreement lawyer in Calgary can draft terms that account for what's likely to change.
Student loans, credit card balances, business loans, and other debts that exist before the wedding are the easiest to address. A prenuptial agreement can state that each person remains responsible for their own pre-marriage debts, and can also state that any value created by paying them down during the marriage doesn't create a claim against the other person. This is especially useful when one partner is significantly more indebted than the other.
Debts incurred after the wedding are harder to predict, but a prenuptial agreement can set the rules in advance. It can say, for example, that debts taken on by one spouse alone are that spouse's responsibility, that joint debts are shared in a set proportion, or that debts connected to a particular business belong to the owner. Setting these terms early avoids an argument later about whether a debt was a family expense or a personal one.
Where one spouse owns or plans to start a business, business borrowing is a major concern. A prenuptial agreement can address who bears business debt, and whether the other spouse has any exposure to it. It can also address personal guarantees, which can otherwise leave a spouse personally liable for business obligations. Working with a prenuptial agreement lawyer in Calgary can help coordinate these terms with the way the business itself is structured.
A prenuptial agreement can also cover how the couple will handle ordinary money matters, such as how household expenses are shared, whether each person keeps separate accounts, how the mortgage is paid, and how contributions to savings or retirement will work. These provisions are about the marriage itself, not only a possible divorce.
Financial obligations in a prenuptial agreement often include spousal support, such as limiting it, setting a formula, or waiving it altogether. Courts take these provisions seriously but don't treat them as untouchable. A court can review a support provision that was unfair when the agreement was signed, or that produces a seriously unfair result because circumstances turned out very differently than expected. Fair terms, full disclosure, and independent legal advice make such provisions more likely to be upheld.
There are firm limits on what an agreement can cover:
The core difficulty with future obligations is that no one knows what will happen. Careers change, businesses grow or fail, children arrive, and health shifts. An agreement drafted for the couple's situation at the wedding may not fit ten or twenty years later. If enforcing it would produce a result that is seriously unfair given how things actually turned out, a court may be reluctant to enforce it as written.
Couples can reduce this risk in a few ways:
Any agreement that deals with debt depends on both partners knowing what the debts actually are. Incomplete disclosure of a loan, a line of credit, or a personal guarantee can leave the agreement open to challenge. Debt should be documented as carefully as assets.
| Topic | Can It Be Addressed? |
| Debts brought into the marriage | Yes, each person can keep responsibility for their own |
| Debts taken on during the marriage | Yes, allocation between spouses can be set in advance |
| Business debt and personal guarantees | Yes, though lenders remain free to pursue the guarantor |
| Household expenses and savings | Yes |
| Spousal support | Yes, though a court can review it if unfair |
| Rights of creditors | No, they aren't bound by the agreement |
| Child support and parenting | No, courts keep authority over these |
THEBIL Family Law drafts terms that address existing and future debt, business obligations, and support, while being realistic about what can and can't be enforced. A prenuptial agreement lawyer in Calgary can also build in review provisions so the agreement continues to fit as your circumstances change.
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It can allocate responsibility for debts between the spouses, including debts taken on during the marriage, but it can't bind lenders.
It can give you recourse against your spouse, but a lender can still pursue you on any debt that's in your name.
Yes. It can say who bears business debt and address personal guarantees, though lenders can still pursue the guarantor.
It can limit or waive it, but a court can review a provision that was unfair at signing or becomes seriously unfair because of unforeseen circumstances.
No. Courts retain authority over child support and parenting, regardless of the agreement.
Yes. Full disclosure of debts, as well as assets, is important to the agreement's validity.
Yes, particularly after major changes like a new business or children, so it continues to reflect your situation.
Yes. THEBIL Family Law drafts terms covering existing and future debt, business obligations, and support.
Debt is easy to overlook when you're planning a wedding, but it belongs in the conversation. THEBIL Family Law can help you draft terms that hold up. Book a consultation to talk through your agreement.





