What Documents Do I Need to File My Taxes in 2026?

What Documents You Need to File Your Taxes in 2026

Filing your 2025 taxes (due April 15, 2026) is much easier when you gather everything ahead of time. Missing even one form can delay your refund or cause IRS notices later. This guide walks you through every document you should collect — plus a downloadable checklist to stay organized.

Personal Information

Have these basics ready for every return:

• Social Security numbers for you, spouse, and dependents
• Dates of birth
• Last year’s tax return
• Bank account and routing number for direct deposit

Income Documents

Collect all income forms, even small amounts.

• W‑2s from employers
• 1099‑NEC (contract work)
• 1099‑MISC (miscellaneous income)
• 1099‑K (payment apps like Venmo/PayPal if applicable)
• 1099‑INT (bank interest)
• 1099‑DIV (dividends)
• 1099‑B (investment sales)
• 1099‑SSA (Social Security)
• 1099‑R (retirement income)
• K‑1s (partnerships, S‑corps, trusts)

Self‑employed? Also gather:

• Income totals from bookkeeping apps
• Mileage logs
• Business expense receipts
• Home office measurements

External reference: IRS income form list

Deduction & Credit Documents

These help reduce your tax bill or increase your refund.

• Mortgage interest (Form 1098)
• Property tax receipts
• Student loan interest (1098‑E)
• Tuition payments (1098‑T)
• Childcare provider statements
• Charitable donation receipts
• Medical expense receipts (if itemizing)
• Health insurance forms (1095‑A/B/C)

External reference: IRS credits & deductions

Homeowner, Investor & Special Situations

Depending on your situation, you may also need:

• Closing documents for home purchase/sale
• Rental income and expense records
• Energy‑efficient home improvement receipts
• Cryptocurrency transaction reports
• Adoption expense documentation
• Alimony paid/received records

Download the Complete 2026 Tax Filing Checklist

Stay organized with a simple, printable checklist below.

Want a Professional to Handle It for You?

If gathering documents feels overwhelming, a tax professional can help you avoid mistakes, maximize deductions, and file correctly the first time.