Check your personal records, including paper files, digital folders, and cloud storage
Log in to your tax preparation software account and download prior-year returns
Contact the tax preparer or CPA who filed your return and request copies
Request a transcript or copy from the IRS using your online IRS account
Use IRS Form 4506 to request a full copy of a filed tax return
Use IRS Form 4506-T to request tax transcripts by mail
Contact your state tax agency for copies of state tax returns
Check with your employer if you need prior W-2s or 1099s to help reconstruct a return
Review bank and financial institution records for supporting tax documents
Keep copies of requested returns in a secure digital and physical location