The league was contested by the top 12 teams from the 1999–2000 season as well as Cherno More Varna and Hebar Pazardzhik, who joined as the promoted clubs from the 1999–2000 B Group.
Defending champions Levski Sofia won their 22nd Bulgarian league title overall.
Botev Plovdiv and Minyor Pernik were relegated at the end of the season by finishing in the last two places.
The promoted teams were Cherno More Varna (returning to the top flight after a six-year absence) and Hebar Pazardzhik (returning after an eight-year absence).
They replaced Dobrudzha Dobrich, Belasitsa Petrich, Pirin Blagoevgrad and Shumen.