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.
As of December 3, 2009 Mattawa officially became a non-charter code city in Grant County, Washington, United States. The population was 2,609 at the 2000 census. An estimated population exists between 4500-6500 residents during peak fruit picking/agricultural season(s) and subsides by approximately 2000 residents during non-picking seasons.