april, 2018 Late Registration Deadline for the May 5th SAT Test Date 25aprAll DayLate Registration Deadline for the May 5th SAT Test Date Event DetailsIf you missed the registration on 3/6, remember to late register by April 25th for the May 5th 2018 SAT test date. Event Details If you missed the registration on 3/6, remember to late register by April 25th for the May 5th 2018 SAT test date. TimeAll Day (Wednesday) Organizer College Board Learn More CalendarGoogleCal Comments are closed.