The Congress is the governmental deliberative body of Yucatán, which is equal to, and independent of, the executive and the judiciary.

The Congress of Yucatán is an unicameral legislature.

The current session of the Congress consists of 25 deputies (15 elected by the first-past-the-post system and 10 by proportional representation).

Since its installation the congress has been renewed 63 times; the current legislature was elected in 2021, and it is known as the LXIII Legislature of the Congress of Yucatán.

The 62nd Legislature of the Congress of Yucatán consists of the following political parties: