If you change your test date by July 12, the fee is $125. However, you can change your test date up until the day prior to the start of testing (August 13) for a $200 fee. Here's a link for more information: https://www.lsac.org/lsat/lsat-dates-deadlines/august-2021-lsat-deadlines-united-states-including-puerto-rico-us-virgin