States become members through acceding to its statute. The 63 members are:
Member country
Year of joining
1972
1973
1948
1940
1940
1940
1940
1968
1951
1986
1940
1996
1940
1999
1993
1940
1951
2001
1940
1948
1940
1940
1945
1940
1950
2009
1951
1973
1940
1954
1940
1954
2006
2007
1951
1970
1940
1940
1940
1964
1951
1964
1940
1979
1949
1981
2001
1940
1990
1945
2009
1993
1995
1971
1940
1940
1940
1980
1950
1948
1964
1940
1940
Ecuador was a member State of UNIDROIT from 1940 to 1964; Lebanon was a member State of UNIDROIT from 1958 to 1964 and Senegal was a member State from 1991 to 1997. Countries which have ceased to exist are former member states: Czechoslovakia, East Germany, United Arab Republic, and Yugoslavia.
Conventions
Unidroit has over the years prepared the following international Conventions, drawn up by Unidroit and adopted by diplomatic Conferences convened by member States of Unidroit:
Convention relating to a Uniform Law on the International Sale of Goods
Convention relating to a Uniform Law on the Formation of Contracts for the International Sale of Goods
International Convention on Travel Contracts
Convention providing a Uniform Law on the Form of an International Will
Convention on Agency in the International Sale of Goods
Unidroit Convention on International Financial Leasing
UNIDROIT Convention on Stolen or Illegally Exported Cultural Objects
Convention on International Interests in Mobile Equipment and Railway rolling stock and Space assets )
Geneva Securities Convention
UNIDROIT is depositary of two of its conventions: the Cape Town Convention as well as the Geneva Securities Convention. For many years UNIDROIT prepared the background studies for international conventions that were subsequently finalized by other international organisations. To be noted among these, are the Convention on the Contract for the International Carriage of Goods by Road, finalized by the UN Economic Commission for Europe in 1956, and the United Nations Convention on the Liability of Operators of Transport Terminals in International Trade finalized by UNCITRAL in 1991. In addition, UNIDROIT has adopted the 2002 Model Franchise Disclosure Law; the 2008 Model Law on Leasing; and the 2011 Model Provisions on State Ownership of Undiscovered Cultural Objects ; and published the UNIDROIT Principles of International Commercial Contracts ; the Model Clauses for Use by Parties of the UNIDROIT Principles of International Commercial Contracts ; the ALI / UNIDROIT Principles of Transnational Civil Procedure ; the Principles on the Operation of Close-Out Netting Provisions ; the Guide to International Master Franchise Arrangements, and the UNIDROIT/FAO/IFAD Legal Guide on Contract Farming.