18-45 years of age for compulsory military service; conscript service obligation is 10-12 months; 17-45 years of age for voluntary service; an increasing percentage of the ranks are "long-service" volunteer professionals; women were allowed to serve in the armed forces beginning in early 1980s when the Brazilian Army became the first army in South America to accept women into career ranks; women serve in Navy and Air Force only in Women's Reserve Corps.
18-44 years of age for male compulsory military service (55 years of age if you are an officer); 16 years of age in wartime; 17 years of age for male volunteers; 18 years of age for women. 19-month service with 12-month service obligation. Around 50% of conscripts are enrolled in the Home Guard, for a 7-month period (spread out over many years).
