The linked files are available as Microsoft Excel® files. A free Excel Viewer is available for download, if needed.
Selected online taxpayer assistance, by type of assistance
Return to the IRS Data Book webpage
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock
(
)
or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.
