Countries participating in the UN Convention on Contracts for the International Sale of Goods

The UN Convention on Contracts for the International Sale of Goods (Vienna Convention of 1980, CISG) is a multilateral international agreement aimed at unifying the rules of international trade.

The Vienna Convention of 1980 is intended to replace the two Hague Conventions of 1964 on Uniform Laws in the International Sale of Goods.

As of March 26, 2015, the Convention was signed (joined) by 83 states