Recognized for decades as a leading authority in the intricacies of Illinois tax law, Steve Dietrich brings a wealth of knowledge and experience to Ashland. With thirty years of experience supervising Illinois audits and issues development for some of the world’s largest corporations, Steve’s proven problem-solving abilities in analyzing complex accounting systems, coupled with his ability to interpret the ever-changing tax laws, make him a valuable member of our Illinois state tax consulting group.

Chosen to lead the large corporate audits originating in the St. Louis office of the Illinois Department of Revenue, Steve’s ability to communicate highly technical tax concepts, coupled with his pleasant demeanor, propelled him to the forefront of audit reviews and issues negotiations. Although headquartered in St. Louis, Steve’s professional influence extended well beyond Missouri, and his responsibilities often encompassed corporations headquartered in Kentucky, Arkansas, Tennessee, Mississippi, Alabama, Georgia, Florida, North Carolina, South Carolina and southern Illinois.

Throughout his career with the Illinois DOR, Steve not only supervised audits and a broad array of issues, but he also developed focused expertise in adjustments related to the filing basis, deferred income and various Illinois credit programs. As a Revenue Auditor III, Steve independently scheduled and performed audits for Illinois income tax, payroll tax, sales & use tax and motor fuel tax.

A daily mentor for less experienced auditors, Steve also presented training seminars on the Illinois telecommunications tax as well as on the Net Operating Loss of the Illinois Income Tax. He was chosen to produce several schedules, including one for apportionment and non-business income, for the audit software still used by the DOR today. He also wrote several sections of the Illinois Income Tax Audit Manual.

A widely respected tax specialist, Steve Dietrich is well qualified to review the Illinois tax positions of the world’s largest multi-national corporations and to spot refund issues many other tax professionals might miss.