<p>(It is obvious that I have very limited knowledge of how the Subject Tests work.) Alright, here's the situation: </p>
<p>I'm registered for two June 7 Subject Tests: Literature and Math Level 1. Recently, however, I've decided that I'd rather take US History than Math Level 1. So do I have to change my registration with Collegeboard, or can I simply take a different test on June 7?</p>
<p>“There’s a $21.00 fee for changing test date, test type, or test center. You must call customer service to make any of those changes. Customer service can be reached at (866) 756-7346.”</p>