While the form is no longer accepted for new applications, you can still download archived versions for informational purposes or record-keeping: Download Form 8633 (Archive) from IRS.gov. Accessible Form 8633 version from IRS.gov.
Some states may have used similar numbering for their own forms (e.g., Illinois previously used Form IL-8633-B, which has also been discontinued in favor of an online portal). Where to Find the PDF for Reference Download Free 8633 pdf
Tax professionals must register for e-services on the official IRS website to submit their application electronically. While the form is no longer accepted for
IRS Form 8633, the , was previously used by businesses and tax professionals to apply for authorization as electronic filers. Where to Find the PDF for Reference Tax
Generic fillable templates are also hosted on third-party sites like pdfFiller and DocHub , though these should not be used for actual IRS submissions. Form 8633 - IRS