In 2007, the Campeonato Brasileiro Série C, the third division of the Brazilian League, was contested by 64 clubs, with the promotion of Bragantino, Bahia(lost Fonte Nova against Vila Nova), Vila Nova-GO, and ABC-RN, to the Campeonato Brasileiro Série B to be contested in 2008. No teams were relegated, since the fourth division in the Brazilian league was introduced only in 2009.
The 64 teams play in 16 groups of four. Within each group, the four teams play a double round robin, i.e. they play each other in home and away matches, totalling six matchdays. The two best ranked teams in each group qualify to the Second Stage.
The 32 teams qualified from the First Stage play in eight groups of four. Within each group, the four teams play a double round robin, i.e. they play each other in home and away matches, totalling six matchdays. The two best ranked teams in each group qualify to the Third Stage.
The 16 teams qualified from the Second Stage play in four groups of four. Within each group, the four teams play a double round robin, i.e. they play each other in home and away matches, totalling six matchdays. The two best ranked teams in each group qualify to the Final Stage.
The eight teams qualified from the Third Stage are put together in a single group. They play a double round robin, i.e. they play each other in home and away matches, totalling fourteen matchdays. The four best ranked teams are automatically promoted to the Série B in 2008.
The participating teams are sorted by state:
Acre
Alagoas
Amapá
Amazonas
Bahia
Ceará
Distrito Federal
Espírito Santo
Goiás
Maranhão
Mato Grosso
Mato Grosso do Sul
Minas Gerais
Pará
Paraíba
Paraná
Pernambuco
Piauí
Rio de Janeiro
Rio Grande do Norte
Rio Grande do Sul
Rondônia
Roraima
Santa Catarina