On November 5, 2020, the Rulebook on the establishment of Radio Frequency Allotment Plan for the frequency band 3400-3800 MHz („Official Gazette of RS“ No. 129/20 of October 28, 2020) went into force, establishing the Radio Frequency Allotment Plan for the provision of public electronic communications service in mobile/fixed communications networks – MFCN in the frequency band 3400-3800 MHz for the territory of the Republic of Serbia.