McDermott Will & Emery LLP
Mary Kay McCalla Martire focuses her practice on state and local tax disputes. She helps clients with audits, tax-related litigation, letter rulings and settlement conferences. Mary Kay has experience resolving disputes involving income, sales and use, utility and telecommunications taxes, as well as premium and retaliatory tax.
Mary Kay has an extensive litigation background in state and federal court, as well as administrative tribunals. She has particular experience in the defense of qui tam (whistleblower) claims filed in the state tax arena, and has won the dismissal of many Illinois False Claims Act cases. Mary Kay played a key role in most of the reported decisions issued by the Illinois appellate court in this area over the last decade. She also has experience defending clients against class action and consumer fraud claims.
In the insurance arena, Mary Kay frequently advises clients on state tax matters concerning captive insurance. Mary Kay has represented clients in a number of state insurance tax litigation matters, including serving as the principal trial attorney for a group of insurance companies that successfully challenged the constitutionality of the Illinois Privilege Tax (Milwaukee Safeguard Ins. Co. v. Selky, 179 Ill.2d 94 (1997)).
Mary Kay is a member of the Firm’s Pro Bono Committee and was one of the recipients of the Chicago Office 2014 Pro Bono Service Awards. She is editor of the Firm’s State Tax Blog, InsideSALT.com.