86 Ill. Adm. Code 130.915
Criminal Investigations
Section 130.915 Criminal
Investigations
a)
All information received by the
Department from returns filed under the
Retailers' Occupation Tax
Act
[35
ILCS 120]
, or from any investigation conducted under the
Retailers'
Occupation Tax
Act, shall be confidential, except for official purposes, and
any person who divulges any such information in any manner, except in
accordance with a proper judicial order or as otherwise provided by law, shall
be guilty of a Class B misdemeanor with a fine not to exceed $7,500.
(Section 11 of the Act)
b) When the Department is engaged in a joint
investigation with a law enforcement authority, including, but not limited to,
State agency law enforcement, federal agency law enforcement, county sheriffs
or municipal police, to enforce the Retailers' Occupation Tax Act (ROTA) or
another tax Act administered by the Department, it is an official purpose
within the meaning of Section 11 of ROTA for the Department to furnish
information it receives in administering ROTA with the law enforcement
authority. The information shall be provided subject to all confidentiality
provisions of Section 11 of ROTA. A person receiving information pursuant to an
official purpose who divulges any such information in any manner, except in
accordance with a proper judicial order or as otherwise provided by law, shall
be guilty of a Class B misdemeanor with a fine not to exceed $7,500.