(35 ILCS 625/7)
(from Ch. 120, par. 1417)
Every taxpayer under this Act shall keep books, records,
papers and other documents which are adequate to reflect the information
which such taxpayers are required by this Act to report to the Department.
The Department may adopt rules that establish requirements, including record
forms and formats, for records required to be kept and maintained by taxpayers.
For purposes of this Section, "records" means all data maintained by the
taxpayer, including data on paper, microfilm, microfiche or any type of
machine-sensible data compilation. All books
and records and other papers and documents required by this Act to be
kept shall be kept in the English language and shall, at all times
during business hours of the day, be subject to inspection by the
Department or its duly authorized agents and employees.
The Department may, upon written authorization of the Director,
destroy any returns or any records, papers or memoranda pertaining to
such returns upon the expiration of any period covered by such returns
with respect to which the Department is authorized to establish liability.
(Source: P.A. 88-480.)