The Department of Frequency Monitoring & Inspection is responsible for carrying out the monitoring work to ensure the best utilization of frequencies and that no harmful interference exists. Furthermore, the department carries out the regular inspection for spectrum users and the survey of radio equipments to be licensed. In brief, this department undertakes the following;

  • Verify applicant’s planned location of radio equipment before installation.
  • Control the authorized equipment for proper application in conformity with the licensing conditions.
  • Carry out pre-license and post-license granting conformity inspection
  • Survey and inspect radio communication systems.
  • Ensure compliance of equipment and stations with the national rules and regulations.
  • Control the frequency spectrum, in relation to enforcement and monitoring aspects.
  • Ensure compliance with national conditions of licenses.
  • Verify the compatibility and the interference free use of authorized emissions, to detect and identify the origin of interference and to resolve them.
  • Detect and identify unauthorized transmissions
  • Determine channel and band usage, including assessment of channel availability.

Harmful Interference Procedure

In case a licensee experience a harmful interference on licensed station, the following procedure shall be followed:

  • Licensee is required to get the Harmful Interference Form (available on the TRA e-service portal) provided that affected station is not unlicensed station or station that is licensed under non-protection and non-interference basis.
  • The form has to be filled with all necessary technical information in addition to the contact of concerned staff aware about the interference.
  • Licensee can attach with the Harmful Interference Form any helpful documents that show further information about area affected, and any field measurement done earlier by licensee.
  • The Harmful Interference form will be received by TRA through TRA e-service portal. Other documents like field measurements details, pictures and presentation about the interference behavior on the affected frequency band can be sent to TRA via email (This email address is being protected from spambots. You need JavaScript enabled to view it. ) as well.
  • The received filled form will be checked by TRA to check on the provided technical details and applicability of complain.
  • TRA shall carry out the necessary field measurements and licensee will be contacted for any additional required information, or adjustment needed during the check and field measurement of TRA.
  • Upon completion of TRA check, licensee will be updated about the result.