The Rules of Permanence for the Master in Computational Biology are:
In those situations in which the student has ended all 3 academic years and wishes to continue their master's studies, they must submit a request to the Academic Committee of the Master in Computational Biology which will analyse the student's situation and submit their request to the Commission.
It also includes the requirement that the student pass at least 12 ECTS the first year, and at least 45 ECTS in the first two years of enrollment.
The rules of permanence of students of the UPM is available here.