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Historical Values
Year Value
1990 22 December 1989
1991 22 December 1989, suspended 3 December 1990; Provisional National Charter 1 March 1991
1992 22 December 1989, suspended 3 December 1990; Provisional National Charter 1 March 1991
1993 22 December 1989, suspended 3 December 1990; Provisional National Charter 1 March 1991; national conference drafting new constitution to submit to referendum January 1993
1994 22 December 1989, suspended 3 December 1990; Provisional National Charter 1 March 1991; constitutional commission drafting new constitution to submit to transitional parliament for ratification in April 1994
1995 22 December 1989 (suspended 3 December 1990); Provisional National Charter 1 March 1991 is in effect (note - the constitutional commission, which was drafting a new constitution to submit to transitional parliament for ratification in April 1994, failed to do so but expects to submit a new draft to the parliament before the end of April 1995)
1996 31 March 1995, passed by referendum
1997 31 March 1995, passed by referendum
1998 31 March 1995, passed by referendum
1999 31 March 1995, passed by referendum
2000 passed by referendum 31 March 1995
2001 passed by referendum 31 March 1995
2002 passed by referendum 31 March 1996
2003 passed by referendum 31 March 1996
2004 passed by referendum 31 March 1996
2005 passed by referendum 31 March 1996
2006 passed by referendum 31 March 1996; a June 2005 referendum removed constitutional term limits
2007 passed by referendum 31 March 1996; a June 2005 referendum removed constitutional term limits
2008 passed by referendum 31 March 1996; a June 2005 referendum removed constitutional term limits
2009 passed by referendum 31 March 1996; a June 2005 referendum removed constitutional term limits
2010 passed by referendum 31 March 1996; a June 2005 referendum removed constitutional term limits
2011 passed by referendum 31 March 1996; a June 2005 referendum removed constitutional term limits
2012 passed by referendum 31 March 1996; a June 2005 referendum removed constitutional term limits
2013 several previous; latest passed by referendum 31 March 1996, entered into force 8 April 1996; amended 2005 (2010)
2014 several previous; latest passed by referendum 31 March 1996, entered into force 8 April 1996; amended 2005 (2010)
2015 several previous; latest passed by referendum 31 March 1996, entered into force 8 April 1996; amended 2005 (2010)
2016 several previous; latest passed by referendum 31 March 1996, entered into force 8 April 1996; amended 2005 (2016)
2017 history: several previous; latest approved by referendum 31 March 1996, entered into force 8 April 1996 | amendments: proposed as a revision by the president of the republic after a Council of Ministers (cabinet) decision or by the National Assembly; approval for consideration of a revision requires at least three-fifths majority vote by the Assembly; passage requires approval by referendum or at least two-thirds majority vote by the Assembly; amended 2005, 2013 (2017)
2018 history: several previous; latest approved 30 April 2018 by the National Assembly, entered into force 4 May 2018 (2018) | amendments: proposed as a revision by the president of the republic after a Council of Ministers (cabinet) decision or by the National Assembly; approval for consideration of a revision requires at least three-fifths majority vote by the Assembly; passage requires approval by referendum or at least two-thirds majority vote by the Assembly; amended 2005, 2013 (2018)
2019 history: several previous; latest approved 30 April 2018 by the National Assembly, entered into force 4 May 2018 | amendments: proposed as a revision by the president of the republic after a Council of Ministers (cabinet) decision or by the National Assembly; approval for consideration of a revision requires at least three-fifths majority vote by the Assembly; passage requires approval by referendum or at least two-thirds majority vote by the Assembly; amended 2005, 2013 (2018)
2020 history: several previous; latest approved 30 April 2018 by the National Assembly, entered into force 4 May 2018 | amendments: proposed as a revision by the president of the republic after a Council of Ministers (cabinet) decision or by the National Assembly; approval for consideration of a revision requires at least three-fifths majority vote by the Assembly; passage requires approval by referendum or at least two-thirds majority vote by the Assembly; amended 2005, 2013
2021 history: several previous; latest approved 30 April 2018 by the National Assembly, entered into force 4 May 2018 amendments: proposed as a revision by the president of the republic after a Council of Ministers (cabinet) decision or by the National Assembly; approval for consideration of a revision requires at least three-fifths majority vote by the Assembly; passage requires approval by referendum or at least two-thirds majority vote by the Assembly (2021)
2022 history: several previous; latest approved 30 April 2018 by the National Assembly, entered into force 4 May 2018; suspended 21 April 2021 and remained so through April 2022 amendments: proposed as a revision by the president of the republic after a Council of Ministers (cabinet) decision or by the National Assembly; approval for consideration of a revision requires at least three-fifths majority vote by the Assembly; passage requires approval by referendum or at least two-thirds majority vote by
2023 history: several previous; latest approved 30 April 2018 by the National Assembly, entered into force 4 May 2018; suspended 21 April 2021 and remained so through April 2022 amendments: proposed as a revision by the president of the republic after a Council of Ministers (cabinet) decision or by the National Assembly; approval for consideration of a revision requires at least three-fifths majority vote by the Assembly; passage requires approval by referendum or at least two-thirds majority vote by
2024 history: several previous; latest adopted by National Transitional Council 27 June 2023, approved by referendum 17 December, verified by Chad Supreme Court 28 December, promulgated 1 January 2024 amendments: previous process: proposed as a revision by the president of the republic after a Council of Ministers (cabinet) decision or by the National Assembly; approval for consideration of a revision requires at least three-fifths majority vote by the Assembly; passage requires approval by referendu
2025 history: several previous; latest adopted by National Transitional Council 27 June 2023, approved by referendum 17 December, verified by Chad Supreme Court 28 December, promulgated 1 January 2024 amendment process: previous process: proposed as a revision by the president of the republic after a Council of Ministers (cabinet) decision or by the National Assembly; approval for consideration of a revision requires at least three-fifths majority vote by the Assembly; passage requires approval by re