The purpose of the MCC theoretical training is to enable the trainee to acquire the basic principles of multi-pilot crew flight operations. 

The MCCI (Multi Crew Coordination Instructor) training will allow you to be instructor for the MCC course proposed at the end of the pilot training.

The purpose of revalidation of your MCCI qualification is to maintain it before its expiry date and may occur during the last 12 months of validity of your MCCI qualification.

The purpose of renewing your MCCI qualification is to renew your qualification which would have passed the end of the validity period.