Tax law is the codified system of laws that describes taxes on economic transactions. Tax attorneys advise and represent individuals and businesses on all types of tax issues -- including income tax, payroll tax, property tax, and estate and gift taxes. Tax attorneys ensure that their clients are in compliance with federal and state laws and regulations, and represent taxpayers in enforcement proceedings initiated by the Internal Revenue Service (IRS) and/or state taxation agencies.
Sells is a census-designated place (CDP) in Pima County, Arizona, United States. The population was 2,799 at the 2000 census. It is the capital of the Tohono O'odham Nation and the home of several of their tribal businesses, such as . Originally known as Indian Oasis, the settlement took its present name in 1918 to honor Indian Commissioner Cato Sells.