To claim the American Opportunity Tax Credit (AOTC), complete Form 8863 and submit it with your Form 1040 or 1040-SR when filing your annual income tax return. Enter the nonrefundable part of the credit on Schedule 3 of your 1040 or 1040-SR, line 3. The refundable portion of the credit goes on line 29 of the 1040 or 1040-SR.