CAPA/Keystone is a 501 (c)(3) organization. Your donation is 100% tax deductible. Your contributions to Keystone support all participants, and their individualized programs, as well as their support staff. Any amount is greatly appreciated. Thank you in advance for your support. Please consider us for your gently used vehicle donation, which is a tax deduction for you at the end of the year. There are a number of ways you can make contributions.