Join the OTS – Open Tax Society

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Individual Student Company Consultancy University Government body or Tax administration

Initiatives of interest

Open Tax Calendar Open Tax Systems Open Tax Data Open Tax AI Open TP Benchmarks

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Contribute to a future of tax knowledge

free and open source

The Open Tax Society is a French nonprofit (association loi 1901) with a scientific and educational mission.

Its open-source tools and data are free for all, and any tax professional can join and contribute to its collaborative efforts.

3 rue Clara Zetkin
92230 Gennevilliers
Paris Region, France