La Haute-Gaspésie Regional County Municipality was created on 1981-03-18.
Maskinongé Regional County Municipality was created on 1982-01-01.
Coaticook Regional County Municipality was created on 1982-01-01.
Kamouraska Regional County Municipality was created on 1982-01-01.
Bellechasse Regional County Municipality was created on 1982-01-01.
Drummond Regional County Municipality was created on 1982-01-01.
Bécancour Regional County Municipality was created on 1982-01-01.
D'Autray Regional County Municipality was created on 1982-01-01.
L'Érable Regional County Municipality was created on 1982-01-01.
Roussillon Regional County Municipality was created on 1982-01-01.
Lotbinière Regional County Municipality was created on 1982-01-01.
Rouville Regional County Municipality was created on 1982-01-01.
Manicouagan Regional County Municipality was created on 1981-04-01.