We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes. If you donated to a nonprofit at one of our locations, you are able to access an electronic copy of our nonprofit partners' tax receipt below.Fill this donation request form and you will receive your already filled donation receipt in PDF format directly in your inbox. This receipt is the only record of your tax-deductible donation. Donations are tax-deductible. The Federal Tax I.D. number for the Santa Clara County Library is 35-2345011. Your gift of a tax-deductible donation to Bill Wilson Center is one way you can join our fight to prevent poverty in Santa Clara County. After your California car donation is complete, we mail your tax-deductible receipt. Use this during tax time on your 1098-c form to claim your tax deduction! To make your gift of stock to Santa Clara, please download and complete the Stock Gift Form.