Electoral system for the president

Azerbaijan, Constitution, accessed 10 February 2020

Article 101. Procedure of elections of the President of the Republic of
Azerbaijan
I. The President of the Republic of Azerbaijanis elected for a 7-year term by way of general, direct and equal elections, with free, personal and secret ballot. The
President of the Republic of Azerbaijan is empowered to declare extraordinary presidential elections.
II. The President of the Republic of Azerbaijan is elected by a majority of half of the votes.
III. If required majority has not achieved in the first round of voting, then second round will be held on second Sunday after the first round. Only two
candidates who gained more votes than others in the first round, or two candidates following closely the first ones, should they recall their candidatures,
will take part in the second round of elections.
IV. The candidate having collected majority of votes in the second round of elections is considered elected the President of the Republic of Azerbaijan. 

Most recent Presidential Elections were held in 2018