The Brazilian Serie D is the fourth tier of professional football in Brazil, established in 2014. It serves as a platform for clubs from various regions to compete for promotion to the higher divisions, specifically the Serie C. The league features teams from across the country, allowing smaller clubs to gain exposure and experience. The competition typically involves a group stage followed by knockout rounds. Each season, the top teams earn promotion, while others face the challenge of relegation to regional leagues. The Brazilian Football Confederation (CBF) organizes the tournament, ensuring a structured format for all participating clubs.