All requests for applications and all applications for a permit for the use of speed detection devices, or requests for information concerning the rules of laws administered by the Department of Public Safety concerning the use of speed detection devices shall be made in writing to the Special Investigations Division, Department of Public Safety, P.O. Box 1456, Atlanta, Georgia 30371.
Ga. Comp. R. & Regs. R. 570-7-.01
O.C.G.A. Sec. 40-14-3.