Grades K–12 Dollar-For-Dollar Tax Credit Contribution Help create student success stories » Contribute today enrollBASIS.com/support-basis-charter-schools/ *Arizona Public School Tax Credit allows you (and your family, friends, and neighbors) to donate to a BASIS Charter School and receive a dollar-for-dollar credit on your Arizona state taxes. Your tax credit contribution will help fund consumable supplies and extracurricular activities, creating a well-rounded school experience for our students. Thank you for your support. *Form 322 required