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County Auditor William "Bill" Crowley, CFE


Bill Crowley

The County Auditor is an elected official whose duties are established by Illinois State Statute. The safeguarding of County assets is the primary objective of the office.  The County Auditor is responsible for the review and approval of any and all claims against the County prior to their payment.  In addition to statutory duties of the office as indicated below, the County Auditor's Office ensures compliance with County Ordinance and various State Statutes. 

 Pursuant to the Illinois Compiled Statute 55 ILCS 5/Div. 3.1. Sec. 3-1005, the County Auditor is required to:

(a) Audit all claims against the county, and recommend to the county board the payment or rejection of all claims presented.  (Click here)

(b) Collect, analyze and preserve statistical and financial information with respect to the cost of operation of the various institutions and facilities maintained, operated or owned by the county.  (Click here)

(c) Approve all orders for supplies issued by the various county officers, before the orders are to be placed with the parties to whom the same are to be given. (Click here)

(d) Maintain a file of all contracts entered into by the county board and all authorized county officers, for or on behalf of the county.  (Click here)

(e) Report quarterly to the county board the entire financial operations of the county including revenues anticipated and received, expenditures estimated and paid, obligations unpaid, the condition of all funds and appropriations and other pertinent information.  (Click here)

(f) Audit the receipts of all county officers and departments presented for deposit with the county treasurer.

(g) Maintain a continuous internal audit of the operations and financial records of the officers, agents or divisions of the county. The county auditor shall have access to all records, documents, and resources necessary for the discharge of this responsibility.  (Click here)

(h) Audit the inventory of all real and personal property owned by the county under the control and management of the various officers and departments of the county.  (Click here)

(i) Audit the documentation, records, and bases for the amounts billed to the county, as maintained by county vendors, under agreements between the county and its vendors, when those agreements provide that the amounts billed to the county are based upon actual costs incurred by the vendor, or when those agreements include the requirement that the county provide a reimbursement for out-of-pocket costs incurred by the vendors. The county auditor shall audit the documentation, records, and bases for the amounts required to be paid to the county under agreements with outside parties, when those amounts are based upon records and documentation generated, compiled, and maintained by the outside party.  (Click here)

Contact Us

William D. Crowley, CFE
Winnebago County Auditor
404 Elm Street, Rockford,IL 61101
(815) 319-4206

County Code regarding Internal Audit

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