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Enrollment in Curricular Units

2025/2026 - 1st year - 1st time

Registration for Curricular Units is done by the students (except 1st year compulsory courses) through the ISEG Portal - "FENIX"

Registration deadline: from June 16 (10 a.m.) to June 23 (11:59 p.m.)

How: Fenix Portal > Student tab > left side menu "Enroll" > option "Enrollment processes" > Click on "Start process"


If your course has Optional Curricular Units:

  • Select the optional curricular units in the group of optional curricular units using the "choose option" button or "choose free option" in the case of a free option.
  • Register for the course you want.
  • Select the class.
  • The timetable below shows a simulated timetable for the selected course and indicates whether it overlaps with other classes.
  • Registration for the elective course is completed after clicking on the "select" button

(Places on optional curricular units are limited and are filled in order of enrollment).


The information is presented by semester. To access the optional courses for the 2nd semester, select the "2nd semester" button.

" Check the registration in the summary step and/or print the registration receipt using the following steps:

Fénix Login > "Personal" tab > Left side menu "Services" > Select "Requests" - Click on the "+ Create" button > Type of request: select "proof of registration"


" For further information, please consult the  Important Deadlines (soon to be available for 2025/2026) and the  Master's Degree Regulations .

" Welcome Pack

Updated on 28/03/2025

2025/2026 - Registration renewals

Students register for Curricular Units through the ISEG Portal - "FENIX".

Registration deadline: from July 21st (10h00) to July 28th (23h59)

How:  Fenix Portal > Student tab > left side menu "Enroll" > option "Enrollment processes" > Click on "Start process"


Enrollment in Curricular Units:

Select the curricular units (compulsory and elective) using the "Enroll" button or "choose option" or "choose free option" in the case of elective or free elective.

  1. Enroll in the desired curricular unit
  2. Select the class
  3. The timetable below shows a simulated timetable for the selected course and indicates whether it overlaps with other classes.
  4. UC registration is complete after clicking the "select" button

(Places on optional curricular units are limited and are filled in order of registration).

The information is presented by semester. To access the optional CUs of the 2nd semester, select the button “2nd semester”.


MFW / Thesis registration:

Registration Deadline for Final Master's Degree 90 ECTSApplication deadline: from July 21st (10h00) to July 28th (23h59) - until September 15, the possibility of changing/registering the type of TFM.

More information about enrolling in MFW 90 ECTS here.

Registration Deadline for Final Master's degree 120 ECTS: Application deadline: from July 21st (10h00) to July 28th (23h59) - until September 15, the possibility of changing/registering the type of TFM.

How: Fenix Portal > "Student" tab > left side menu "Enroll" > option "Enrollment processes" > Click on "Start process"

" Check the registration in the summary step and/or print the registration receipt using the following steps:

Fénix Login > "Personal" tab > Left side menu "Services" > Select "Requests" - Click on the "+ Create" button > Type of request: select "proof of registration" 

Updated on 09/04/2025