EU-NATO Ministerial Meeting in Madrid on 3 June, press statement. This notes that since the EU adopted NATO rules on security of information (NATO-EU Agreement on Security of Information) the EU has access to "NATO's
EU-NATO Ministerial Meeting in Madrid on 3 June, press statement. This notes that since the EU adopted NATO rules on security of information (NATO-EU Agreement on Security of Information) the EU has access to “NATO’s collective capabilities and assets for EU-led operations”: Press release (pdf)