Document category
Individual income-tax forms and schedules
Prepare supported Form 1040, schedules, estimated-payment vouchers and amendments from reviewed records and calculations.
The main return, supporting schedules, estimated payments and amendments are different tasks. Choose the reporting year, identify needed supporting forms and prepare calculations before transferring values into a PDF.
A main form is one part of a return
Form 1040 brings together values from records and applicable schedules. Schedule C, E and F address different income activities; Schedule SE addresses self-employment tax. The catalog does not include every schedule or decide which ones a taxpayer needs.
Gather the supporting calculations
Income statements, bookkeeping totals, payment records and eligibility decisions should support the entries. Review calculations, carryovers and related forms before entering amounts. Guided PDF fields do not replace complete tax preparation.
Separate filing, payment and correction
Form 4868 concerns filing time, while 1040-ES vouchers concern estimated payments. Form 1040-X addresses a previously filed return. A PDF download does not file a return, grant an extension or transfer money; finish each applicable process separately.
Official sources
Source links reviewed October 4, 2026. Use the instructions for your selected year and check current agency updates before submission.