The Swiss Code of Obligations, the 5th part of the Swiss civil code, is a federal law that regulates contract law and corporations. It was first adopted in 1911.
The code of obligations is a portion of the private law of the internal Swiss law. Wikipedia
Originally published: January 1, 1912
Author(s): Walther Munzinger, Heinrich Fick
Date effective: 1 January 1912 (current version as of 1 April 2020)
Purpose: Regulates contract law and corporations