This is a general guide of the various steps and forms a parent can follow to Opt Out of the STAAR assessment. If you are virtual, no letter is required.We are Texas Parents concerned about the overuse of testing in our Texas Public Schools. STAAR results do impact campus and districts' overall letter grades. You can not opt out of testing. You must take all 5 STAAR EOCs. Want To Opt Out From Standardized Testing? There's A Form For That. If a parent submits an opt-out letter, the child can attend school and not take STAAR without missing school. My son will not be participating in state standardized testing during the current school year.