RFSTUF

AMENDMENT OF SECTION 90.20(E)(6) OF THE COMMISSION'S RULES.  
Addressed proposed revisions to rules and policies regarding stolen vehicle
recovery systems and the use of frequency 173.075 MHz. (Dkt No.  06-142,
RM-11135). Action by:  the Commission. Adopted:  08/12/2008 by R&O. (FCC
No. 08-186).  PSHSB
http://hraunfoss.fcc.gov/edocs_public/attachmatch/FCC-08-186A1.pdf

...Once police receive a stolen vehicle report, the officials send an electronic message to a central law enforcement computer, which causes a network of
radio base stations licensed to the police to broadcast a message that instructs the particular VLU to begin transmitting a brief "tracking" message...