US Congress Legislative Datasets

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Weekly snapshots of session data are created each Sunday morning with updated information on an as-needed basis. Provided in simple comma-separated values files for general bill data, or the most complete form packaged as LegiScan API JSON payloads. Current year data is below, for a complete historical list of session files select an individual state above.

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Legislative Datasets by LegiScan LLC is licensed under CC BY 4.0

StateYearSessionModifiedExportedAPI JSONCSV Basic
US Congress2023-2024118th Congress2023-09-292023-10-01JSON
21.6 MB
2.2 MB
US Congress2021-2022117th Congress2022-12-292023-01-04JSON
41.2 MB
4.7 MB
US Congress2019-2020116th Congress2021-01-132021-12-31JSON
43.5 MB
6.3 MB
US Congress2017-2018115th Congress2019-01-032021-12-31JSON
36.1 MB
6.4 MB
US Congress2015-2016114th Congress2017-01-032021-12-31JSON
35.8 MB
8.2 MB
US Congress2013-2014113th Congress2015-01-022021-12-31JSON
32.0 MB
7.5 MB
US Congress2011-2012112th Congress2013-01-152021-12-31JSON
34.4 MB
8.5 MB
US Congress2009-2010111th Congress2011-01-042021-12-31JSON
29.7 MB
5.5 MB