State Farm Fire and Casualty Company v. Utica National Insurance Group
375 Ill.App.3d 230, 873 N.E.2d 416, 313 Ill. Dec. 792 (1st dist. 1st div. 2007)
Words & Phrases
When two policies contain the same sort of “other-insurance” clause, the clauses will be deemed incompatible and cancel each other out regardless of whether or not they are identical.