Royal Decree 99/2011 establishes the need to sign a documentary commitment to training and supervision between each new doctoral student and the university. This commitment must be signed by the doctoral student, their tutor, their supervisor and the coordinator of the doctoral programme, in accordance with the procedure and deadlines set out in this document. The model corresponding to each doctoral programme, from the list below, must be used. Note: Preferably all signatories must use a digital signature, in which case a single document in PDF format will be sent. If any of the signatories do not have a digital signature, two paper copies must be submitted with all handwritten signatures.