There are a number of situations that would make a person ineligible for enlistment in the Permanent and Reserve Defence Forces. Some examples of these are: -
- A person discharged from the Defence Forces (Permanent or Reserve) or the Military, Naval Police or Air Service of any other country or state because of misconduct or as a result of being found medically unfit
- Persons belonging to An Garda Síochána
- A person convicted by a civil court of a serious offence
- A person in receipt of a disability pension
- A person undergoing an apprenticeship
- An asylum seeker