CONSTITUTION OF THE REPUBLIC OF CROATIA
VII INTERNATIONAL RELATIONS
1. INTERNATIONAL TREATIES
Article 140
The Croatian Parliament shall ratify all international treaties which require the adoption of amendment to laws, international treaties of military and political nature, and international treaties which give rise to financial commitments for the Republic of Croatia.
International treaties which grant an international organization or alliance powers derived from the Constitution of the Republic of Croatia shall be ratified by the Croatian Parliament by a two-thirds majority of all deputies.
The President of the Republic shall sign the documents of ratification, accession, approval or acceptance of international treaties ratified by the Croatian Parliament in conformity with paragraphs (1) and (2) of this Article.
International treaties which are not subject to ratification by the Croatian Parliament are concluded by the President of the Republic, at the proposal of the Government, or by the Government of the Republic of Croatia.
Ratification/accession/approval
EDIT.