(735 ILCS 5/6-106) (from Ch. 110, par. 6-106)
Sec. 6-106. Joinder of defendants. If the premises for which the action is brought are actually occupied by any person, such actual occupant shall be named defendant in the action; and all other persons claiming title or interest to or in the same may also be joined as defendants.
(Source: P.A. 82-280.)