It is the policy of MetroPCS to comply with the letter and spirit of all laws of the United States, including the Communications Assistant for Law Enforcement Act (hereinafter referred to as “CALEA”) relating to the implementation of law enforcement wiretap requests. CALEA requires MetroPCS to implement security measures to safeguard the privacy and reliability of information obtained through lawfully authorized interceptions of communications (i.e., wiretaps, pin registers, and subpoenas) and to help prevent unauthorized interceptions. MetroPCS Personnel must receive appropriate legal authorization and appropriate carrier authorization (as such terms are defined herein) to implement the interception of communications or access to call-identifying information.