The registration periods for each exam of the year 2019 end:
Exam February 15, until January 30th.
Exam March 15, until February 27th.
Exam April 16, until April 9th.
Exam April 26, until April 10th.
Exam May 10th, until April 24th.
Exam May 24th, until May 9th.
Exam June 14, until May 29th.
Exam July 19, until July 3th.
Exam September 27th, until September 12th.
Exam October 18, until October 2th.
Exam November 15th, until October 30th.
Exam December 13, until November 27th.