§ 120. The procedure for the relations of the Republic of Estonia with other states and with international organisations shall be provided by law.
§ 121. The Riigikogu shall ratify and denounce
treaties of the Republic of Estonia:
§ 122. The land boundary of Estonia is determined by the Tartu Peace Treaty of 2 February 1920 and by other international boundary agreements. The sea and air boundaries of Estonia shall be determined on the basis of international conventions.
The ratificatio/ of international treaties which alter the state boundaries of Estonia requires a two-thirds majority of the membership of the Riigikogu.
§ 123. The Republic of Estonia shall not conclude international treaties which are in conflict with the Constitution.If laws or other legislation of Estonia are in conflict with international treaties ratified by the Riigikogu, the provisions of the international treaty shall apply.