Contracting with the federal government is a highly regulated process governed by a maze of statutes and regulations. Government contracts law involves assisting businesses in complying with the complex set of procedures that must be followed in order for companies to provide goods and services to governments (federal, state or municipal) or challenging the actions of the government or a third party in entering into or executing a government contract for goods or services.
Tubac is a census-designated place (CDP) in Santa Cruz County, Arizona, United States. The population was 949 at the 2000 census. The name is a Spanish adaption of O'odham phrase "s-cuk baʼa", or perhaps "cu wa", meaning "black water" or "low place", respectively Tubac is situated on the Santa Cruz River. Tubac was the original Spanish colonial garrison in Arizona. It was depopulated during the O'odham Uprising in the eighteenth century. During the nineteenth century, the area was repopulated by miners, farmers and ranchers, but the town of Tubac is best known today as an artists' colony.