Sidley Austin LLP

Sidley Austin LLP’s tax controversy team handles federal and state tax disputes nationwide, covering audits, administrative appeals and litigation through to the highest appellate levels. The practice is led by Washington DC-based Matthew Lerner, who is active in federal and state tax litigation, including disputes involving transfer pricing, international tax provisions and tax accounting issues. Also in Washington DC, Nathan Clukey handles domestic and cross-border tax disputes, with particular experience in transfer pricing, research credit and tax-related internal investigations.. New York-based Richard Leavy focuses on state and local tax controversies.