1) Make copies and share this California Common Core Opt-Out form with other parents. My son will not be participating in state standardized testing during the current school year.The California Healthy Youth Act Opt-Out Letter: âť‘. Many more resources can be found online, but here is the template for the letter I used in California this year (2019). If you have any questions about opting out, feel free to send a message! In CA, it is in the Ed Code that parents can opt out of state testing. 1) Make copies and share this California Common Core Opt-Out form with other parents. (Note to Parents: "Please download, complete, and submit. If you would like to opt out of in-person CAASPP testing.