A. No building materials, supplies or equipment for any building or structure constructed by or for a public body shall be sold by or purchased from any person employed as an independent contractor by the public body to furnish architectural or engineering services, but not construction, for such building or structure or from any partnership, association or corporation in which such architect or engineer has a personal interest as defined in § 2.2-3101.
B. No building materials, supplies or equipment for any building or structure constructed by or for a public body shall be sold by or purchased from any person who has provided or is currently providing design services specifying a sole source for such materials, supplies or equipment to be used in the building or structure to the independent contractor employed by the public body to furnish architectural or engineering services in which such person has a personal interest as defined in § 2.2-3101.
C. The provisions of subsections A and B shall not apply in cases of emergency or for transportation-related projects conducted by the Department of Transportation or the Virginia Port Authority.