word | | Military service age and obligation |
| recruits | Jamaica | 18 years of age for voluntary military service; younger recruits may be conscripted with parental consent (2001) |
| recruits | Madagascar | ... compulsory military service; 18-month conscript service obligation (either military or equivalent civil service); 20-30 years of age for National Gendarmerie recruits (35 years of age for those with military experience) (2008 |
| Regiment | Bermuda | 18-23 years of age; eligible men required to register for conscription as needed into the Bermuda Regiment, which is largely voluntary; term of service 39 months (2007) |
| register | Bermuda | 18-23 years of age; eligible men required to register for conscription as needed into the Bermuda Regiment, which is largely voluntary; term of service 39 months (2007) |
| register | Cambodia | conscription law of October 2006 requires all males between 18-30 to register for military service; 18-month service obligation (2006) |
| register | Jordan | ... at age 18 was suspended in 1999, although all males under age 37 are required to register; women not subject to conscription, but can volunteer to serve in non-combat military positions ... |
| register | Venezuela | 18-30 years of age for compulsory and voluntary military service; 30-month conscript service obligation - all citizens 18-50 years old are obligated to register for military service (2008) |
| registered | Russia | 18-27 years of age for compulsory or voluntary military service; males are registered for the draft at 17 years of age; service obligation - 1 year; reserve obligation to age 50; as of ... |
| registered | Thailand | 21 years of age for compulsory military service; 18 years of age for voluntary military service; males are registered at 18 years of age; 2-year conscript service obligation (2006) |
| reportedly | Burma | 18 years of age for voluntary military service for both sexes; forced conscription of children, although officially prohibited, reportedly continues (2007) |
| Republic | United Kingdom | ... from ground combat positions and some naval postings; must be citizen of the UK, Commonwealth, or Republic of Ireland; reservists serve a minimum of 3 years, to age 45 or 55; 16 ... |
| Republika | Bosnia and Herzegovina | 17 years of age for voluntary military service in the Federation and in the Republika Srpska; conscription abolished January 2006; 4-month service obligation (2006) |
| required | Bermuda | 18-23 years of age; eligible men required to register for conscription as needed into the Bermuda Regiment, which is largely voluntary; term of service 39 months (2007) |
| required | Canada | ... military service (with parental consent); 16 years of age for reserve and military college applicants; Canadian citizenship or permanent residence status required; maximum 34 years of age; service obligation 3-9 years (2008 |
| required | Ireland | ... of age can be recruited for apprentice specialist positions; maximum obligation 12 years; 17-35 years of age for the Reserve Defense Forces; EU citizenship or 5-year residence in Ireland required (2008 |
| required | Jordan | ... service; conscription at age 18 was suspended in 1999, although all males under age 37 are required to register; women not subject to conscription, but can volunteer to serve in non-combat ... |
| required | Korea, South | 20-30 years of age for compulsory military service, with middle schoool education required; conscript service obligation - 24-28 months, depending on the military branch involved (to be reduced to 18 months beginning 2016 ... |
| required | Taiwan | ... incremental voluntary enlistment system beginning 2010, with 10% fewer conscripts each year thereafter, although nonvolunteers will still be required to perform alternative service or go through 3-4 months of military training (2008 |
| required | Uganda | ... of age could occur with proper consent and that "no person under the apparent age of 13 years shall be enrolled in the armed forces"; Ugandan citizenship and secondary education required (2008 |
| requirements | China | ... with 24-month service obligation; no minimum age for voluntary service (all officers are volunteers); 18-19 years of age for women high school graduates who meet requirements for specific military jobs (2007 |
| requires | Argentina | 18-24 years of age for voluntary military service (18-21 requires parental permission); no conscription (2001) |
| requires | Barbados | 18 years of age for voluntary military service (younger requires parental consent); no conscription (2008) |