Overview

• Foreign Minister Juan Ramón de la Fuente deposited Mexico’s instrument of ratification at the 80th UN General Assembly before UN legal chief Elinor Hammarskjöld.
• The BBNJ agreement is slated to take effect in January 2026, activating a new international regime for areas beyond national jurisdiction.
• The treaty enables tools such as high‑seas marine protected areas, mandatory environmental impact assessments, benefit‑sharing for marine genetic resources, and capacity and technology support.
• Mexico’s Foreign Ministry said the ratification affirms the country’s reliance on multilateralism and international law to address global challenges.
• Implementation planning will begin once the treaty enters into force, including a Conference of the Parties and related institutions that will design measures over a multiyear timeline.