Beginning of the academic year
The  universities  are  autonomous.  The academic  year  at  long-cycle  higher education  institutions  (universities)  is normally  divided  into  two  semesters  and begins typically:  
1) Early September (autumn semester)  
2) Early February (spring semester)  Teaching activity and holidays of the academic year
The  universities  fix  all  periods  of  teaching activities  and  holidays  themselves.  The typical duration of teaching activities is: 
1) Early September – mid-December 
2) Early February – mid-May Examinations of the academic year
The  universities  fix  the  dates  of examinations  autonomously,  but  generally the period of examinations are:  
Fall Semester: typically December and two-three weeks in January 
Spring Semester: Mid- and end of May and two-three weeks in June 
Re-examinations are mainly placed in August before the start of a new academic year.   
End of the academic year
The academic year runs from 1 September 
and  ends  31 August,  but  normally  with 
holidays/periods  with  no  teaching  between 
30 June and 31 August.