Va. Code Ann. § 15.2-631

The department of extension and continuing education, if and when established, shall consist of the county extension agent, who shall be head of the department, a home economics agent, a 4-H youth agent and such other extension agents and employees as may be appointed or employed. The county extension agent and the other extension agents shall be selected from a list of eligibles submitted by the Virginia Polytechnic Institute and State University. They shall perform such duties as the board imposes upon them.