What To Prepare Before Filing Federal Taxes In 2026

Illustration of a verified source calendar and document.

Preparation checklist

Use IRS records and official tools first

Last verified June 5, 2026

The IRS filing-preparation page points taxpayers toward official account access, income records, IP PINs, payment information, refund timing expectations, and electronic payment options.

Non-advice filing preparation checklist

  • Access your IRS individual online account if you need IRS-held account, payment, notice, or tax-record information.
  • Gather income documents such as W-2, 1099, gig-work, marketplace, interest, and other taxable-income records that apply to you.
  • If you use an Identity Protection PIN, confirm the current IP PIN before filing.
  • Review IRS payment options if you expect to make a payment or estimated tax payment.
  • Use IRS refund-status tools for refund timing instead of relying on an expected refund date.
  • Check whether an official IRS page has changed since this page was last verified.

What this checklist does not do

This page does not tell you which credits, deductions, filing status, payment plan, or tax treatment applies to you. Those decisions can depend on facts this site does not know. Use IRS instructions or a qualified professional for personal tax decisions.

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When to recheck the source

Recheck the IRS filing-preparation page before filing if you are using a new IRS account tool, waiting for a form, dealing with an identity-protection issue, or making a payment near a deadline. This checklist is meant to organize source paths, not to replace IRS instructions or personal professional guidance.

Depth review

Checklist logic, not filing advice

This page is designed as a preparation checklist for readers who need a practical place to organize official IRS source checks. It is not a substitute for the Form 1040 instructions, tax software, a paid preparer, or professional advice. The checklist is intentionally built around records, access, verification, and deadline awareness rather than deductions, credits, filing strategy, or tax calculations.

The core idea is simple: a reader should be able to gather records, verify IRS account access, understand whether an extension page is relevant, and know where to recheck the deadline before acting. That gives the page more value than a short reminder while still respecting the boundary around tax advice.

Preparation areas to keep separate

Records and forms

Keep income forms, payment records, prior-year return information, and any IRS account records together before filing. The checklist does not say which entries belong on a return; it helps readers avoid losing the documents that official instructions or software may ask for.

Account access and identity

IRS account access, transcript availability, payment history, and identity-protection steps are best checked directly through IRS tools. If an IP PIN, account access issue, or identity concern applies, it deserves its own IRS-source review before the deadline.

Deadline and extension path

An extension path can help with filing time, but it should not be mixed up with payment timing. Readers should verify the current IRS extension page and payment page before assuming how either applies.

When to recheck official sources

  • Before acting on a date. Recheck the IRS page linked in the source box if you are close to a deadline or if the page has not been reviewed recently.
  • When a form is missing. If an expected form has not arrived, verify the official IRS preparation page and the form issuer’s own guidance instead of guessing.
  • When an account or identity issue appears. Use IRS account, transcript, payment, or identity-protection tools rather than relying on a general checklist.
  • When a life event changes facts. Major changes can affect what a filer needs, but this page does not interpret those facts. Use official instructions or qualified help.

Sources and verification

Official sources

Last verified: June 5, 2026. Jurisdiction: United States federal. Cycle: 2025 return filing and 2026 estimated tax year.

This page is informational and is not tax, legal, financial, or professional advice. Verify deadlines and personal filing requirements with the IRS or a qualified professional. Corrections Policy