This judicial analysis is an introduction to the CEAS that assists courts and tribunals in carrying out their role and responsibilities in its implementation. This judicial analysis provides: an overview of the legal basis of the CEAS, including a short background to its establishment; an introductory overview of the CEAS legislative instruments; an introduction to the correct approach as a matter of EU law to the interpretation of the legislative provisions of the CEAS, including the important topic of when and how to make a referral to the CJEU for an interpretative ruling.