Chad:
passed by referendum 31 March 1995
Chile:
11 September 1980, effective 11 March 1981, amended 30 July
1989, 1993, and 1997
China:
most recent promulgation 4 December 1982
Christmas Island:
Christmas Island Act of 1958
Cocos (Keeling) Islands:
Cocos (Keeling) Islands Act of 1955
Colombia:
5 July 1991
Comoros:
20 October 1996
Congo, Democratic Republic of the: 24 June 1967, amended August 1974, revised 15 February 1978, amended April 1990; transitional constitution promulgated in April 1994; in November 1998, a draft constitution was approved by former President Laurent KABILA but it has not been ratified by a national referendum
Congo, Republic of the: Draft constitution approved by transitional parliament in September 2000
Cook Islands:
4 August 1965