The Federal District is one of 27 federative units of Brazil. Located in the Center-West Region, it is the smallest Brazilian federal unit and the only one that has no municipalities, being divided into 35 administrative regions. The federal capital of Brazil, Brasília, which is also the seat of government of the Federal District, is located in its territory. The Federal District is almost completely surrounded by the state of Goiás, but it shares a small border with Minas Gerais.

The Central-West or Center-West Region of Brazil is composed of the states of Goiás, Mato Grosso and Mato Grosso do Sul; along with Distrito Federal, where Brazil's national capital, Brasília, is situated. The region comprises 18.86% of the national territory.