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CO
SR 220 — Federal Act of 30 March 1911 on the Amendment of the Swiss Civil Code (Part Five: The Code of Obligations).
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:NOTE [links:https://fedlex.data.admin.ch/eli/cc/27/317_321_377]
English is not an official language of the Swiss Confederation. This translation is provided for information purposes only and has no legal force.
English consolidation of 1 January 2026, which is also the date of the current binding text.

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Preamble
The Federal Assembly of the Swiss Confederation,
having considered the Dispatches of the Federal Council dated 3 March 1905 and 1 June 1909
decrees:
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:NOTE
BBl 1905 II 1, 1909 III 747, 1911 I 695

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Contents
1. General Provisions — 193 articles
2. Types of Contractual Relationship — 573 articles
3. Commercial Enterprises and the Cooperative — 525 articles
4. The Commercial Register, Business Names and Commercial Accounting — 80 articles
5. Negotiable Securities — 232 articles
6. Transitional Provisions to the Federal Act of 30 March 1911 — 0 articles
7. Final Provisions to the Amendment of 23 March 1962 — 4 articles
8. Transitional Provisions to the Amendment of 16 December 2005 — 11 articles
9. Transitional Provision to the Amendment of 17 June 2011 — 0 articles
10. Transitional Provision to the Amendment of 23 December 2011 — 2 articles
11. Transitional Provisions to the Amendment of 12 December 2014 — 3 articles
12. Transitional Provisions to the Amendment of 25 September 2015 — 3 articles
13. Transitional Provisions to the Amendment of 17 March 2017 — 2 articles
14. Transitional provisions to the Amendment of 21 June 2019 — 8 articles
15. Transitional Provision to the Amendment of 19 J

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Official text on Fedlex — consolidation of 1 January 2026