3 Reasons to Register for the Earliest SAT, ACT Exams

"Your junior year of high school can easily become the Year of College Preparation. From standardized test review to building a strong resume of extracurriculars and challenging classes to preliminary research into colleges and majors, you will have many demands on your time.

One way to buy yourself a bit of breathing room is to register for the earliest SAT or ACT test date. For the SAT, the first available exam session is August 26, with a regular registration deadline of July 28. The first ACT test date is September 9, with August 4 as the regular registration deadline." …

https://www.usnews.com/education/blogs/college-admissions-playbook/articles/2017-07-10/3-reasons-to-register-for-the-earliest-sat-act-exams