MemberCaplin & Drysdale
Mark Owens, a member of the Washington, DC, law firm of Caplin & Drysdale, concentrates in federal tax issues relating to tax-exempt organisations, including charities and issue advocacy groups. Prior to joining Caplin & Drysdale, he spent 25 years with the US Internal Revenue Service, including serving as director of the Exempt Organizations Division from 1990 until 2000. As director, he was responsible for the design and implementation of federal tax rulings and enforcement programmes or charities and other tax-exempt organisations.