Ontario Court of Appeal finds father read emails between mother and her counsel in bad faith
In proceedings arising from the divorce of parties who had two children in the course of their marriage of almost two decades, the Ontario Court of Appeal found no merit to the father’s claim of ineffective assistance of trial counsel.
On June 14, 2024, in Delongte v. Delongte, 2024 ONSC 3454, Justice Judy Fowler Byrne of the Ontario Superior Court of Justice issued a divorce order directing the appellant father to pay the respondent mother the following, among others:
On Dec. 11, 2025, Justice J. Scott Cowan of the Superior Court denied a motion under r. 25(19) of the Family Law Rules, O Reg 114/99. Before the appeal court, the father commenced multiple proceedings.
Last Sept. 21, in De Longte v. De Longte, 2026 ONCA 656, the Ontario Court of Appeal denied a motion to admit fresh evidence in both of the father’s appeals in relation to the valuation of a corporation considered in the equalization calculation.
The appeal court could not reasonably expect the proposed fresh evidence – which did not satisfy the test for admissibility in Palmer v. The Queen, 1979 CanLII 8 (SCC), [1980] 1 SCR 759 – to impact the outcome of the proceedings.
However, in the appeal against the trial judgment, the appeal court admitted fresh evidence concerning the father’s claim of ineffective assistance of trial counsel to consider whether the assistance was indeed ineffective and whether there was a miscarriage of justice.
Ultimately, the Ontario Court of Appeal rejected the claim of ineffective assistance of trial counsel.
In the civil context, the appeal court explained that the ineffective assistance claim was limited to the rarest cases involving some overriding public interest or the interests of certain vulnerable individuals.
The appeal court added that this appeal ground was unavailable in purely private disputes like the present appeal.
The Ontario Court of Appeal dismissed the father’s appeal from the trial judge’s order. The appeal court found the trial judge’s reasons sufficient, clear, comprehensive, responsive to the relevant issues, and capable of appellate review.
The appeal court deferred to the trial judge’s factual findings, given the absence of palpable and overriding error. Upon considering the father’s arguments, the appeal court held that he was asking the court to redo the trial judge’s fact-finding.
The Ontario Court of Appeal dismissed the father’s appeal against the motion judge’s denial of the r. 25(19) motion. Upon considering the reasons for the dismissal of the motion, the appeal court determined that the motion judge:
The Ontario Court of Appeal denied leave to appeal from the trial judge’s and the motion judge’s cost orders.
Regarding the trial judge’s costs order, the appeal court saw ample support in her findings regarding the father’s bad faith in the litigation through surreptitiously reading the emails between the mother and her counsel, as well as the mother’s pre-trial offer to settle.
As for the motion judge’s costs order, the appeal court acknowledged that the motion judge
initially did not receive the father’s costs submissions because of the father’s filing error or an error within the Superior Court.
However, the appeal court determined that the motion judge:
The Ontario Court of Appeal denied the panel review motion under s. 7(5) of Ontario’s Courts of Justice Act, 1990, to set aside or vary Justice Osborne’s order last Aug. 12.
The appeal court noted that the appellant had withdrawn his motion to set aside or vary this order, which remained effective only until Sept. 10.
The Ontario Court of Appeal awarded the mother appeal costs of $26,000, including disbursements and harmonized sales tax (HST). The appeal court found the intervener entitled to appeal costs of $15,000, including disbursements and HST.
Here are some other recent family law decisions by the Court of Appeal for Ontario.
On June 17, the appeal court dismissed a mother’s urgent motion to stay an order to immediately return her child to her habitual residence in California, where the father resided, under the Hague Convention on the Civil Aspects of International Child Abduction.
On June 11, the appeal court dismissed a father’s motion to extend the time to perfect his appeal, noting that he breached disclosure and support orders despite being a lawyer who should understand the importance of complying with court orders.
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