# § 305. Relationship between the Inter-American Convention and the Convention on the Recognition and Enforcement of Foreign Arbitral Awards of June 10, 1958
When the requirements for application of both the Inter-American Convention and the Convention on the Recognition and Enforcement of Foreign Arbitral Awards of June 10, 1958, are met, determination as to which Convention applies shall, unless otherwise expressly agreed, be made as follows:
**(1)** If a majority of the parties to the arbitration agreement are citizens of a State or States that have ratified or acceded to the Inter-American Convention and are member States of the Organization of American States, the Inter-American Convention shall apply.
**(2)** In all other cases the Convention on the Recognition and Enforcement of Foreign Arbitral Awards of June 10, 1958, shall apply.
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**Source Credit**: (Added Pub. L. 101–369, § 1, Aug. 15, 1990, 104 Stat. 449.)
## Statutory Notes and Related Subsidiaries
### Effective Date
Section effective upon the entry into force of the Inter-American Convention on International Commercial Arbitration of , with respect to the United States (), see , set out as a note under .