Règle correspondante
Serbia
Practice Relating to Rule 137. Participation of Child Soldiers in Hostilities
In 2007, in its initial report to the Committee on the Rights of the Child, Serbia stated:
440. Recruited soldiers are sent to do their military service when they become 21 years of age, while, at personal request, a recruited person may be sent to do their military service when they become 18 years of age.
441. Persons younger than 15 years of age, according to the prevailing legislation, may not be engaged in any activities related to the defence of the country, while those who have become 15, in case of a state of war or a direct threat of war or a state of emergency, become subject to [a] working obligation. 
Serbia, Initial report to the Committee on the Rights of the Child, 31 August 2007, UN Doc. CRC/C/SRB/1, submitted 30 May 2007, §§ 440–441.