Cape Verde
18 years of age; universal
Cayman Islands
18 years of age; universal
Central African Republic
21 years of age; universal
Chad
18 years of age; universal
Chile
18 years of age; universal and compulsory
China
18 years of age; universal
Cocos (Keeling) Islands
NA
Colombia
18 years of age; universal
Comoros
18 years of age; universal
Congo, Democratic Republic of the 18 years of age; universal and compulsory