Supreme Court providently exercised its discretion in denying respondent's motion for a default judgment on his counterclaim, as he waived any objection to the timeliness of petitioners' reply by failing to object to it within 15 days.
Matter of CUCS Hous. Dev. Fund Corp. IV v. Aymes, NY Slip Op 02711 (1st Dep't May 7, 2020)
Here is the decision.