| Convention on Jurisdiction and the Enforcement of Judgements in Civil and Commercial Matters (Lugano Convention) | 16.9.1988 |
| Convention on the Law Applicable to Trusts and on their Recognition | 1.7.1985 |
| Convention on the Transfer of Sentenced Persons | 21.3.1983 |
| Convention on the Civil Aspects of Child Abduction (Hague XXVIII) | 25.10.1980 |
| Convention on the Law Applicable to Contractual Obligations with Protocol and Joint Declarations | 19.6.1980 |
| European Convention on Recognition and Enforcement of Decisions concerning Custody of Children and on Restoration of Custody of Children | 20.5.1980 |
| European Convention on State Immunity | 16.5.1972 |
| Convention on the Recognition of Divorces and Legal Separations (Hague XVIII) | 1.6.1970 |
| Convention on the Taking of Evidence Abroad in Civil or Commercial Matters (Hague XX) | 18.3.1970 |
| Vienna Convention of the Law of Treaties | 23.5.1969 |
| Convention on Service Abroad of Judicial and Extrajudicial Documents in Civil and Commercial Matters (Hague XIV) | 15.11.1965 |
| Convention on the Settlement of Investment Disputes between States and Nationals of Other States | 18.3.1965 |
| Convention on the Liability of Hotel-Keepers Concerning the Property of Their Guests | 17.12.1962 |
| Convention on the Conflict of Laws Relating to the Form of Testamentary Dispositions | 5.10.1961 |
| Convention Abolishing the Requirement of Legalisation for Foreign Public Documents | 5.10.1961 |
| Convention on the Recognition and Enforcement of Foreign Arbitral Awards | 10.6.1958 |
| International Treaty for the Renunciation of War as an Instrument of National Policy (Kellogg-Briand Pact) | 27.8.1928 |