[Code of Federal Regulations] [Title 32, Volume 2] [Revised as of July 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 32CFR263.7] [Page 604] TITLE 32--NATIONAL DEFENSE CHAPTER I--OFFICE OF THE SECRETARY OF DEFENSE (CONTINUED) PART 263_TRAFFIC AND VEHICLE CONTROL ON CERTAIN DEFENSE MAPPING AGENCY SITES-- Sec. 263.7 Emergency vehicles. No person shall fail or refuse to yield the right-of-way to an emergency vehicle when operating with siren or flashing lights.