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. 2021XLSX 2020XLSX 2019XLSX 2018XLS 2017XLS 2016XLS Return to the IRS Data Book home page
