Changes made by Council Decision of 26 April 2010 supplementing the Schengen Borders Code as regards the surveillance of the sea external borders in the context of operational cooperation coordinated by the European Agency for the Management of Operational Cooperation at the External Borders of the Member States of the European Union (2010/252/EU)
EU Decision 2010/252
No changes made by Council Decision of 26 April 2010 supplementing the Schengen Borders Code as regards the surveillance of the sea external borders in the context of operational cooperation coordinated by the European Agency for the Management of Operational Cooperation at the External Borders of the Member States of the European Union (2010/252/EU) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.