In keeping with the terms of reference given to the CCPE by the Committee of Ministers, the CCPE preparee an Opinion in 2007 on international co-operation in the criminal justice field. This Opinion has been submitted to the 2nd plenary meeting of the CCPE. The CCJE adopted a questionnaire and instructed its members to reply to it. The CCPE appointed a working group which analysed the replies to this questionnaire and prepared the draft opinion.