The time of the thesis is three years, thus it is necessary to re-register in the second and third years. In some cases, and if the candidate has financing, a fourth year can be obtained. A written motivated letter is requested along with a support letter for the thesis director.

The duration of the thesis is strictly limited to four years. There are two exceptions to this rule

  • Maternity leave
  • Extended leave of absence for several month for medical reasons

This exemption is given by the President of the University after recommendation from the director of the Doctoral School . The list of the beneficiaries of the exemption is presented every year to the scientific council.