... Supervisor’s Office of the State Department of Assessments and Taxation for the county where the business is or will be located. C. MARYLAND SALES AND USE TAX Maryland has a 6% sales and use tax ... Division, Office of the Attorney General David M. Lyon, Principal Counsel, Office of the Attorney General, Department of Assessments and Taxation Craig A. Nielsen, Principal Counsel, Office of ... Economic Development W. David Rawle, Assistant Attorney General, Department of Business and Economic Development David Tillman, Director of Communications, Department of Business and Economic Development...