word | | Constitution |
| separately | European Union | ... the Treaties')," both possessing the same legal value; Article 6 of the TEU provides that a separately adopted Charter of Fundamental Rights of the European Union "shall have the same legal value ... |
| September | Algeria | 8 September 1963; revised 19 November 1976; effective 22 November 1976; revised 3 November 1988, 23 February 1989, 28 November 1996, 10 April 2002, and 12 November 2008 |
| September | Belize | 21 September 1981 |
| September | Botswana | March 1965; effective 30 September 1966 |
| September | Brunei | 29 September 1959 (some provisions suspended under a State of Emergency since December 1962, others since independence on 1 January 1984) |
| September | Burma | 3 January 1974; suspended 18 September 1988; a new constitution took effect in March 2011 when a new parliament convened |
| September | Cambodia | promulgated 21 September 1993 |
| September | Cape Verde | 25 September 1992; a major revision on 23 November 1995 substantially increased the powers of the president; a 1999 revision created the position of national ombudsman (Provedor de Justica) |
| September | Chile | 11 September 1980, effective 11 March 1981; amended several times |
| September | Djibouti | approved by referendum 4 September 1992; note - constitution allows for multiparties |
| September | Egypt | 11 September 1971; amended 22 May 1980, 25 May 2005, and 26 March 2007; note - constitution suspended by the military caretaker government 13 February 2011 and a new provisional constitution adopted 30 ... |
| September | France | adopted by referendum 28 September 1958; effective 4 October 1958; amended many times note: amended in 1962 concerning election of president; amended to comply with provisions of 1992 EC Maastricht Treaty, 1997 ... |
| September | Haiti | ... June 1988 with most articles reinstated March 1989; constitutional government ousted in a military coup in September 1991, although in October 1991 military government claimed to be observing the constitution; returned to ... |