IRS Forms and Publications Form 1040 Form 1040 Instructions Publication 17 Form 1040 (Schedule A) Publication 503 Publication 972 Form 1040X Form 5405 Form W-4 read more Where’s My Federal Refund? Use this IRS online tool to check the status of your federal refund. You will need your social security number, filing status, and the exact dollar amount of your refund. Check Federal Status Here