Accession to the Washington Act (1911) by the Republic of Czechoslovakia: June 20, 1919; Entry into force: October 5, 1919. Signature of the Hague Act (1925) by the Czechoslovak Republic: November 6, 1925; Accession: January 30, 1933; Entry into force: March 3, 1933. Signature of the London Act (1934): June 2, 1934; application through ratification of the Nice Act (1957): October 21, 1960. Signature of the Nice Act (1957): June 15, 1957; Ratification: October 21, 1960; Entry into force: December 15, 1966. Accession to the Stockholm Act (1967) by the Czechoslovak Socialist Republic: September 22, 1970; Entry into force: December 22, 1970. Declaration of continued application by the Czech Republic: December 18, 1992. Entry into force date given as date of independence.
| Act(s) | Article(s) | Signature | Instrument | Entry into Force |
|---|---|---|---|---|
| Stockholm Act (1967) | Declaration of Continued Application : December 18, 1992 | January 1, 1993 |