Translated from Portuguese. The Portuguese version prevails. Ler em português
- Law No. 18/21, Law on the Revision of the 2010 Constitution
- Law No. 18/96, Law on the Revision of the 1991 Constitutional Law
- Law No. 23/92, Law on the Revision of the 1991 Constitutional Law
- Law No. 12/91 of 6 May, 1991 Constitutional Law
- Law No. 4/89, Law on the Revision of the 1975 Constitutional Law
- Law No. 2/87, Law on the Revision of the 1975 Constitutional Law
- Law No. 13/77, Law on the Revision of the 1975 Constitutional Law
- Law No. 71/76, Law on the Revision of the 1975 Constitutional Law
- 1975 Constitutional Law