Recent updates to the Form 1040 include a correction to the 2024 Schedule 2, line 21. The revised instruction now reads: "Add lines 4, 7 through 16, 18, and 19. These are your total other taxes.

If you’re preparing your taxes, you'll file federal income tax Form 1040. Because tax laws change often, Form 1040 might have subtle differences from year to year. Form 1040 is the main form ...

If you have any balance due on Line 37 of your Form 1040 or 1040-NR, you need to fill out Form 1040-V if you're mailing your payment. You can also pay electronically and avoid filling out this form.