Splitting assets sounds like arithmetic, but four things quietly decide the real outcome: which regime applies, what date you value things on, what counts as exempt, and whether the split is fair before or after tax.
Most systems start from a similar idea — property built up during the marriage is treated differently from what each person brought in or received separately — but how the split actually happens varies a lot. Some places use a community property approach, where marital assets are generally divided equally. Others use equitable distribution, where a court divides property in a way it considers fair given the circumstances, which is not automatically a 50/50 line. Still others use an equalization or family-property model, where each spouse works out their net family property at a set date and the spouse who came out ahead pays the other a balancing amount. These are genuinely different frameworks, not different names for the same math.
Because this area of law is usually set at the state, provincial, or territorial level rather than nationally, the exact regime, the terms used in your letters, and which court handles the file will depend on where you live. Courts generally publish plain-language guides on their own websites, and it's worth confirming your regime with a local family lawyer early rather than assuming a friend's experience elsewhere in the country applies to you.
Almost every asset changes value over time — a house appreciates, an investment portfolio moves with the market, a business has a good or bad year. So the date used to value property can matter as much as the list of property itself. Some systems value assets as of the date of separation; others as of trial or settlement, sometimes many months or years later. A letter that proposes a valuation date is, whether it says so or not, effectively proposing a number, because the same house or portfolio can be worth meaningfully different amounts depending on which date is used.
This is one of the most common places where a letter's wording deserves a second read. A proposal that sounds procedural — 'we'll use the date of separation for valuation purposes' — is a substantive position, not a formality, and agreeing to it should be a deliberate choice rather than something that slides by because it was buried in paragraph three.
Property owned before the relationship, inheritances, gifts from someone other than your spouse, and some damages awards are commonly treated as exempt or excluded from division in whole or in part. But an exemption claim generally isn't automatic — it usually has to be traced. If an inheritance went into a joint account and was used to renovate the family home, tracing what remains exempt can get genuinely complicated, and the burden of showing the paper trail typically falls on the person claiming the exemption.
The practical takeaway is to gather the records early: the original statement showing money coming in, and a trail showing where it went from there. The longer money has been commingled with joint funds, the harder — and more expensive — it becomes to reconstruct that trail later.
A dollar sitting in a retirement account is not the same as a dollar in a chequing account, because the retirement dollar usually has tax owing on it whenever it's eventually withdrawn. The same is true of unrealized capital gains on investments, a business, or an income property — the sale price on paper isn't what ends up in anyone's pocket. 'Tax-effecting' means adjusting each asset's value to reflect what it's actually worth after the tax that will eventually be paid on it, so that a 50/50 split of nominal values doesn't quietly favour whoever gets the cash-like assets.
This is easy to overlook because it takes real numbers, not estimates, to do properly — courts generally expect an accountant or financial planner to work out the after-tax figures rather than a rough guess. It's also worth noticing whose interest it serves to raise it: if one spouse holds most of the tax-deferred assets, they may not be the one bringing this up first.
Proposals about valuation dates, exemption claims, and how a business or pension should be treated rarely arrive all at once. They show up piecemeal, across weeks or months of letters between lawyers, and each one can shift a position slightly from the last. It's easy to lose track of which side proposed which valuation date, which exemption was contested versus conceded, and what the actual current offer on the table is — especially while also managing everything else a divorce involves.
Keeping a running, dated record of who proposed what, and holding onto the exact wording each time, is what makes it possible to negotiate from a position of clarity rather than memory. That record is also what a lawyer will ask for the first time you sit down with one, so building it as letters arrive — rather than reconstructing it later — saves both time and money.
Not necessarily. It depends on the regime that applies where you live — some default to an equal split of marital property, others divide property based on what's considered fair, and others use a balancing payment model. Confirm which applies to you with a local court website or family lawyer.
Often it can be excluded or exempt, but generally only if you can trace it — show where it came from and where it went. If it was mixed into joint accounts or joint assets over time, tracing gets harder, so keeping the original records matters.
Because a dollar in a pension or investment account usually carries future tax owing that a dollar in cash doesn't. Tax-effecting adjusts both sides to their real after-tax value, which is the only way to confirm a proposed split is actually equal rather than equal-looking on paper.
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This guide is general information, not legal advice. Laws change and differ by jurisdiction — confirm specifics with a local family lawyer or your court's official website. If you use SortMyDivorce, your letters stay confidential — never shared, never sold.