(20 ILCS 1815/25)
(from Ch. 129, par. 253)
Each enlisted man leaving the service for any authorized reason
shall immediately receive a formal discharge certificate signed by the
commander of the regiment or independent battalion to which he belongs, or
if attached to the staff of a general officer, then by that officer.
Discharges from service shall be given to an enlisted man for the
following reasons: (1) Expiration of term of service; (2) written
application for good and sufficient reasons, approved by the unit and
regimental commanders; (3) sentence of a court martial, approved by the
officer convening the court; (4) conviction of a felony by a civil court;
(5) absence without leave from five consecutive drills; (6) inefficiency or
neglect of duty; (7) disobedience, or disrespect to an officer or a
non-commissioned officer; (8) physical disability not incurred in line of
duty; or (9) induction into Federal military service.
(Source: Laws 1951, p. 1999.)