The linked files are available as Microsoft Excel® files. A free Excel Viewer is available for download, if needed. Receipts of Forms 8976, Notices of Intent To Operate Under Section 501(c)(4) NOTE: In prior editions of the IRS Data Book, Table 13 was presented as Table 24b. 2020 2019 2018 2017 2016 Return to the IRS Data Book home page
