The supervision of the examinations of each examination period according to the program drawn up by the Assembly of the Department is mandatory. Y.D. is obliged to be informed on his/her own responsibility about the supervision program by the Department Secretariat in each examination period. In the event of an obstacle, he must find a replacement and inform the responsible member of the D.E.P. for the name of his/her replacement.

By decision of the Senate it is possible to be paid up to three Y.D. per Department for the auxiliary work they provide with remunerative scholarships. The auxiliary project with compensation is announced by the Department and the selection of the Y.D. who provide it is done by decision of the Department's Assembly. The criteria on the basis of which the candidates will be selected are stated in the announcement. The criteria are decided by the Assembly and must be academic or social. The announcement is made by the Assembly of the Department. The names of the Y.D. that provide auxiliary work are listed in the Course Schedule. In the event that the auxiliary teaching project has been decided by the Department that it will be provided through a remunerative scholarship, the remuneration and the maximum employment limit of the PhDs/ Rissas for this project is set at 12 euros per hour and 20 hours per week respectively.

In any case, this overall employment must not, under the responsibility of the supervising professor , distract the candidates from their basic obligations.