I don't see anything official on the admissions website, but the student newspaper is reporting they will remain test optional for the next admissions cycle.

https://www.ndsmcobserver.com/article/2025/11/notre-dame-remains-test-optional-adds-video-portion-of-application#:~:text=While%20many%20universities%20have%20reinstated,for%20the%20next%20admissions%20cycle.