86 Ill. Adm. Code 230.115
Jurisdictional Questions
Section 230
Section 230.115
Jurisdictional Questions
a) When used in this Part, "county" includes all
territory located within the county, including all territory within cities,
villages or incorporated towns, including an incorporated town which has
superseded a civil township.
b) If the Illinois Service Occupation Tax on a transaction is
being remitted to the Department by the serviceman, the serviceman shall also
pay Home Rule County Service Occupation Tax to the Department on the same
transaction if such serviceman's place of business is located in a home rule
county which has adopted the Home Rule County Service Occupation Tax. This is
true whether the serviceman bought the property in Illinois or outside
Illinois.