Act Test Dates Fall 2025. Starting in april 2025, students who choose to test online will have more flexibility and choice, experience a shorter test, and get more time to respond to each question. View more information on test dates.
These test dates and deadlines apply to all students—u.s. Most colleges will accept act scores from seniors through the december test of their fall semester (some even consider the february test from spring semester), but it’s worth.