Yankee White is an administrative nickname for a background check given in the United States of America for Department of Defense personnel and contractor employees working with the President and Vice President. Obtaining such clearance requires, in part, a Single Scope Background Investigation (SSBI) which is conducted under the manuals of the U.S. Office of Personnel Management.
Individuals having Yankee White clearances undergo extensive background investigation. The Yankee White clearance includes requirements for U.S. citizenship and unquestionable loyalty to the United States.
There are three categories of Yankee White clearance.