March 2004 – A Volta Basin Technical Committee is created to prepare for the establishment of a Volta Basin organization;
December 06, 2005 – The Ministers of Water Resources ratify a Memorandum of Understanding in Ouagadougou to create the Volta Basin Authority;
July 17, 2006 – In Lomé, the Ministers approve the Convention and the Statutes of the ABV, with seat in Ouagadougou, and appointed an interim Executive Directorate;
January 19, 2007 – The 1st Assembly of Heads of State ratifies the VBA Convention in Ouagadougou
November 16, 2007 – The 1st meeting of the Council of Ministers ratifies the statutes of the ABV in Ouagadougou.
February 23, 2010 – Signature of the headquarters agreement between Burkina Faso and the ABV
August 14, 2009 – Entry into force of the convention
RATIFICATIONS:
- Republic of Mali , April 24, 2008 in Bamako
- Republic of Ghana , November 05, 2008 in Accra
- Togolese Republic , April 30, 2009 in Lomé
- Republic of Benin , June 09, 2009 in Porto Novo
- Burkina Faso , July 14, 2009 in Ouagadougou
- Republic of Côte d’Ivoire , December 29, 2011 in Abidjan