44 Ill. Adm. Code 1500.7020
Records and Audits
Section 1500
Section 1500.7020 Records
and Audits
a) Retention of Books and Records
Books and
records that relate to performance of a contract, including subcontracts, and
that support amounts charged to the OG, shall be maintained:
1) by a vendor, for three years from the date of final payment
under the prime contract;
2) by a subcontractor, for at least three years from the date of
final payment under the subcontract; and
3) by a vendor and subcontractor for such longer period of time
as is necessary to complete ongoing or announced audits.
b) Contract Audit
1) Types of Contracts Audited. The type of contract under which
books and records should be audited is that in which price is based on costs or
is subject to adjustment based on costs, or that in which auditing would be
appropriate to assure satisfactory performance, such as a time and materials
contract.
2) Situations in which an audit may be warranted include, but are
not limited to, when a question arises in connection with:
A) the financial condition, integrity, and reliability of the
vendor or subcontractor;
B) any prior audit experience;
C) the adequacy of the vendor's or subcontractor's accounting
system;
D) the number or nature of invoices or reimbursement vouchers
submitted by the vendor or subcontractor for payment;
E) the use of federal assistance funds;
F) the fluctuation of market prices affecting the contract; or
G) any other situation in which the Procurement Officer finds that
such an audit is necessary for the protection of the State's best interest.