Wage and Income Transcript - shows data from information returns we receive such as Forms W-2, 1098, 1099, and 5498. The transcript is limited to approximately 85 income documents. If you have more documents than that, the transcript will not generate. You’ll receive a notification online stating that your transcript request could not be processed and to complete and submit Form 4506-T. If you see a message of “No Record of return filed” for the current tax year, it means information has not populated to the transcript yet. Check back in late May. This transcript is available for the current and nine prior tax years using Get Transcript Online or Form 4506-T.
Verification of Non-filing Letter - states that the IRS has no record of a processed Form 1040-series tax return as of the date of the request. It doesn't indicate whether you are required to file a return for that year. This letter is available after June 15 for the current tax year or anytime for the prior three tax years using Get Transcript Online or Form 4506-T. Use Form 4506-T if you need a letter for older tax years.
Note: A transcript isn't a photocopy of your return. If you need a copy of your original return, submit Form 4506, Request for Copy of Tax Return. Refer to the form for the processing time and fee.