Of course, you and your spouse may specifically negotiate the legal date of separation in your agreement as you address the division of all of your marital assets and debts. (mainlinedivorcemediator.com)
And a divorce can be granted one year from the declared date of separation. (moneysense.ca)
There are several criteria a court would look at as a guide when determining the correct date of separation or V - Day, and these are listed below. (familylawpathways.com)