118Meaning of evidence of authority

1. In this subpart, evidence of authority, in relation to an officer, employee, or agent of a network operator, means a written authority issued to that officer, employee, or agent by the network operator that states—

2. the full name of the officer, employee, or agent to whom it is issued; and
3. the name of the network operator; and
4. the date on which the written authority is issued; and
5. the date (if any) on which the written authority expires; and
6. particulars of the powers of the network operator that the officer, employee, or agent is authorised to exercise; and
7. particulars of conditions (if any) imposed on the officer, employee, or agent by the network operator.