Yes. Even without children, a separation agreement is vital to formally “waive” or set the terms for spousal support and to finalize the division of property and debts. Without a signed agreement, your ex-spouse could potentially make a claim against your estate or your future earnings many years down the road.
How do I prove our separation date to the court?
If your date of separation is challenged, the court looks for "external markers" of a breakup. This includes moving into separate residences, changing your marital status on CRA filings, notifying bank or insurance providers, or—most importantly—having that date...
