Bystep guide on how to fill out a Goodwill tax donation receipt. This form is available at our stores in Maine, New Hampshire and Vermont.Donors can use the information from these receipts to fill out Schedule A on Form 1040 or 1040-SR. The purpose of this form is to provide documented proof of charitable contributions for tax purposes. Master donation receipts fast with our tips, free templates and messaging samples. Is my donation tax-deductible? Contributions to Harris For President are not deductible as charitable contributions for federal income tax purposes. Need a letter stating that you are taxexempt as a government organization? This method expedites processing your tax receipt and Paul Harris Fellow recognition points. Use the form on this page to conveniently and securely to donate directly to the Harris Center for Mental Health and IDD using a debit or credit card.