• A registered telecommunications equipment  manufacturer or importer may continue to sell  telecommunications equipment with minor modifications without having to notify Authority of the changes. Minor modifications must not affect the basic requirements, technical standards, or the external appearance of the device.
  
• The registered manufacturer or importer of telecommunications equipment is obliged to notify the Authority of any amendments that would:

- Impact on the conformity of telecommunications equipment with essential requirements or relevant technical standards.

- Change the size and shape of the telecommunication device.

- Change the model number or marketing  name of the device.

• The registered manufacturer or importer of telecommunications equipment is obligated to submit a new application for approval of the telecommunications equipment in the event of any modification being made to the registered telecommunications equipment that may  affect the conformity of the telecommunications equipment with the basic requirements specified in the type approval system or the approved technical standards.