| Date - Field | Iran - Constitution |
2012 January Constitution | 2-3 December 1979; revised 1989 note: the revision in 1989 expanded powers of the presidency and eliminated the prime ministership |
2011 January Constitution | 2-3 December 1979; revised in 1989 note: the revision in 1989 expanded powers of the presidency and eliminated the prime ministership |
2010 January Constitution | 2-3 December 1979; revised in 1989 note: the revision in 1989 expanded powers of the presidency and eliminated the prime ministership |
2009 January Constitution | 2-3 December 1979; revised 1989 to expand powers of the presidency and eliminate the prime ministership |
2008 January Constitution | 2-3 December 1979; revised 1989 to expand powers of the presidency and eliminate the prime ministership |
2007 January Constitution | 2-3 December 1979; revised 1989 to expand powers of the presidency and eliminate the prime ministership |
2006 January Constitution | 2-3 December 1979; revised 1989 to expand powers of the presidency and eliminate the prime ministership |
2005 January Constitution | 2-3 December 1979; revised 1989 to expand powers of the presidency and eliminate the prime ministership |
2004 January Constitution | 2-3 December 1979; revised 1989 to expand powers of the presidency and eliminate the prime ministership |
2003 January Constitution | 2-3 December 1979; revised 1989 to expand powers of the presidency and eliminate the prime ministership |
2002 January Constitution | 2-3 December 1979; revised 1989 to expand powers of the presidency and eliminate the prime ministership |
2001 January Constitution | 2-3 December 1979; revised 1989 to expand powers of the presidency and eliminate the prime ministership |
2000 January Constitution | 2-3 December 1979; revised 1989 to expand powers of the presidency and eliminate the prime ministership |