Czechoslovakia had signed and ratified the Convention on October 3, 1958, and July 10, 1959, with effect from October 8, 1959, with the following declaration:
"Czechoslovakia will apply the Convention to recognition and enforcement of awards made in the territory of another contracting State. With regard to awards made in the territory of non-contracting States it will apply the Convention only to the extent to which these States grant reciprocal treatment."