Treaty on European Union (consolidated version)

Article 31

Common action on judicial cooperation in criminal matters shall include:

(a) facilitating and accelerating cooperation between competent ministries and judicial or equivalent authorities of the Member States in relation to proceedings and the enforcement of decisions;

(b) facilitating extradition between Member States;

(c) ensuring compatibility in rules applicable in the Member States, as may be necessary to improve such cooperation;

(d) preventing conflicts of jurisdiction between Member States;

(e) progressively adopting measures establishing minimum rules relating to the constituent elements of criminal acts and to penalties in the fields of organised crime, terrorism and illicit drug trafficking.