In Canaccord Genuity Corp. v. Pilot (Ont CA, 2015) the Court of Appeal set out one of the distinctions between legal and equitable set-off:
[57] In that case, the Supreme Court held that, while legal set-off required mutual debts, equitable set-off could apply where the defendant claimed a money sum arising out of the same contract or series of events that gave rise to the plaintiff’s claim, or was closely connected with that contract or series of events. ...
The author has waived all copyright and related or neighboring rights to this Isthatlegal.ca webpage.