The Doutor degree is awarded by university institutions following the writing and defence of an original thesis (doctoral thesis). There is no fixed period to prepare for the Doctorate examinations. This degree is only open to holders of a mestre degree or equivalent and those who have been awarded the licenciado degree or a legally equivalent qualification with a final mark of 16. Holders of a relevant academic scientific and professional curriculum may also apply for the doutor degree following analysis of the curriculum by the competent academic body.
This is the highest qualification reserved to holders of the Doutor degree. It requires the capacity to undertake high level research and special pedagogical competence in a specific field. It is awarded after passing specific examinations.