The 4 July election returned 400 members of the
Chamber of Deputies: 300 from
single-member constituencies and 100 from party lists in
four electoral regions:
Deputies from single-member districts Proportional representation deputies For the 1982 election, the country was divided into
four electoral regions (), with each returning 25 deputies. :1st region: Federal District, Hidalgo, Morelos, Puebla, San Luis Potosí, Tlaxcala :2nd region: Chihuahua, Coahuila, Durango, Guanajuato, State of Mexico, Querétaro, Zacatecas :3rd region: Campeche, Chiapas, Nuevo León, Oaxaca, Quintana Roo, Tabasco, Tamaulipas, Veracruz, Yucatán :4th region: Aguascalientes, Baja California, Baja California Sur, Colima, Guerrero, Jalisco, Michoacán, Nayarit, Sinaloa, Sonora ==Notes==