17-25 years of age for male or female voluntary military service (17-27 years of age for the Naval Service); enlistees 16 years 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)
Manpower available for military service:
males age 16-49: 1,024,635
females age 16-49: 1,024,276 (2008 est.)
Manpower fit for military service:
males age 16-49: 857,162
females age 16-49: 854,416 (2009 est.)
Manpower reaching militarily significant age annually:
male: 28,072
female: 26,400 (2009 est.)