All international agreements, which settle matters that may be decided by the legislative process, shall require ratification by the Saeima.

Upon entering into international agreements, Latvia, with the purpose of strengthening democracy, may delegate a part of its State institution competencies to international institutions. The Saeima may ratify international agreements in which a part of State institution competencies are delegated to international institutions in sittings in which at least two-thirds of the members of the Saeima participate, and a two-thirds majority vote of the members present is necessary for ratification.

Membership of Latvia in the European Union shall be decided by a national referendum, which is proposed by the Saeima.

Substantial changes in the terms regarding the membership of Latvia in the European Union shall be decided by a national referendum if such referendum is requested by at least one-half of the members of the Saeima.