The second federal electoral district of Mexico City (Distrito electoral federal 02 de la Ciudad de México; previously "of the Federal District" ) is one of the 300 electoral districts into which Mexico is divided for elections to the federal Chamber of Deputies and one of the 22 currently operational districts in Mexico City.[1]
It elects one deputy to the lower house of Congress for each three-year legislative period by means of the first-past-the-post system.