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Historical Values
Year Value
1990 25 December 1947
1991 25 December 1947, presently undergoing revision
1992 25 December 1947, presently undergoing revision
1993 25 December 1947, presently undergoing revision
1994 1 January 1947, amended in 1992, presently undergoing revision
1995 1 January 1947, amended in 1992, presently undergoing revision
1996 1 January 1947, amended in 1992, presently undergoing revision
1997 1 January 1947, amended in 1992, presently undergoing revision
1998 1 January 1947, amended in 1992, 1994, and 1997
1999 1 January 1947, amended in 1992, 1994, and 1997
2000 1 January 1947, amended in 1992, 1994, and 1997
2001 1 January 1947, amended in 1992, 1994, 1997, and 1999
2002 1 January 1947, amended in 1992, 1994, 1997, and 1999
2003 1 January 1947, amended in 1992, 1994, 1997, and 1999
2004 25 December 1946, amended in 1992, 1994, 1997, 1999, and 2000
2005 25 December 1946; amended in 1992, 1994, 1997, 1999, and 2000
2006 25 December 1946; amended in 1992, 1994, 1997, 1999, 2000, 2005
2007 25 December 1947; amended in 1992, 1994, 1997, 1999, 2000, 2005 note: constitution adopted on 25 December 1946; went into effect on 25 December 1947
2008 25 December 1947; amended in 1992, 1994, 1997, 1999, 2000, 2005 note: constitution adopted on 25 December 1946; went into effect on 25 December 1947
2009 adopted on 25 December 1946; effective 25 December 1947; amended in 1991, 1992, 1994, 1997, 1999, 2000, 2005
2010 adopted on 25 December 1946; promulgated on 1 January 1947; effective 25 December 1947; amended numerous times
2011 adopted 25 December 1946; promulgated 1 January 1947; effective 25 December 1947; amended many times
2012 adopted 25 December 1946; promulgated 1 January 1947; effective 25 December 1947; amended many times
2013 previous 1912, 1931; latest adopted 25 December 1946, promulgated 1 January 1947, effective 25 December 1947; revised several times, last in 2005 (2013)
2014 previous 1912, 1931; latest adopted 25 December 1946, promulgated 1 January 1947, effective 25 December 1947; revised several times, last in 2005 (2013)
2015 previous 1912, 1931; latest adopted 25 December 1946, promulgated 1 January 1947, effective 25 December 1947; revised several times, last in 2005 (2013)
2016 previous 1912, 1931; latest adopted 25 December 1946, promulgated 1 January 1947, effective 25 December 1947; revised several times, last in 2005 (2016)
2017 previous 1912, 1931; latest adopted 25 December 1946, promulgated 1 January 1947, effective 25 December 1947; amended/revised several times, last in 2005 (2016)
2018 history: previous 1912, 1931; latest adopted 25 December 1946, promulgated 1 January 1947, effective 25 December 1947 (2017) | amendments: proposed by at least one-fourth agreement of the Legislative Yuan membership; passage requires approval by at least three-fourths majority vote of at least three-fourths of the Legislative Yuan membership and approval in a referendum by more than half of eligible voters; revised several times, last in 2005 (2017)
2019 history: previous 1912, 1931; latest adopted 25 December 1946, promulgated 1 January 1947, effective 25 December 1947 | amendments: proposed by at least one fourth of the Legislative Yuan membership; passage requires approval by at least three-fourths majority vote of at least three fourths of the Legislative Yuan membership and approval in a referendum by more than half of eligible voters; revised several times, last in 2005 (2017)
2020 history: previous 1912, 1931; latest adopted 25 December 1946, promulgated 1 January 1947, effective 25 December 1947 | amendments: proposed by at least one fourth of the Legislative Yuan membership; passage requires approval by at least three-fourths majority vote of at least three fourths of the Legislative Yuan membership and approval in a referendum by more than half of eligible voters; revised several times, last in 2005
2021 history: previous 1912, 1931; latest adopted 25 December 1946, promulgated 1 January 1947, effective 25 December 1947 amendments: proposed by at least one fourth of the Legislative Yuan membership; passage requires approval by at least three-fourths majority vote of at least three fourths of the Legislative Yuan membership and approval in a referendum by more than half of eligible voters; revised several times, last in 2005
2022 history: previous 1912, 1931; latest adopted 25 December 1946, promulgated 1 January 1947, effective 25 December 1947 amendments: proposed by at least one fourth of the Legislative Yuan membership; passage requires approval by at least three-fourths majority vote of at least three fourths of the Legislative Yuan membership and approval in a referendum by more than half of eligible voters; revised several times, last in 2005
2023 history: previous 1912, 1931; latest adopted 25 December 1946, promulgated 1 January 1947, effective 25 December 1947 amendments: proposed by at least one fourth of the Legislative Yuan membership; passage requires approval by at least three-fourths majority vote of at least three fourths of the Legislative Yuan membership and approval in a referendum by more than half of eligible voters; revised several times, last in 2005
2024 history: previous 1912, 1931; latest adopted 25 December 1946, promulgated 1 January 1947, effective 25 December 1947 amendments: proposed by at least one fourth of the Legislative Yuan membership; passage requires approval by at least three-fourths majority vote of at least three fourths of the Legislative Yuan membership and approval in a referendum by more than half of eligible voters; revised several times, last in 2005
2025 history: previous 1912, 1931; latest adopted 25 December 1946, promulgated 1 January 1947, effective 25 December 1947 amendment process: proposed by at least one fourth of the Legislative Yuan membership; passage requires approval by at least three-fourths majority vote of at least three fourths of the Legislative Yuan membership and approval in a referendum by more than half of eligible voters