ITU Radio Regulations

The ITU Radio Regulations regulates on law of nations scale radiocommunication services and the utilisation of radio frequencies. It is the supplementation to the Constitution and Convention of the International Telecommunication Union. In line to the ITU Constitution and Convention and the ITU International Telecommunication Regulations, this ITU Radio Regulations belong to the basic documents of the International Telecommunication Union. The ITU Radio Regulations comprise and regulate the part of the allocated electromagnetic spectrum from 9 kHz to 275 GHz.


The current approved version of the ITU Radio Regulations is structured as follows:
Volume 1 – Articles
Volume 2 – Appendices

Volume 3 – Resolutions and Recommendations

Volume 4ITU-R Recommendations incorporated by reference

Maps to be used in relation to Appendix 27


The Radio Regulations define:
The drafting, revision and adoption of the Radio Regulations is the responsibility of the World Radiocommunication Conferences of the ITU, meetings of which are typically held every three or four years.
Recent WRCs are:
The most recent published version of the Radio Regulations, the "Edition of 2016" contains the complete texts of the Radio Regulations as adopted and revised by WRC-15, including all articles, appendices, resolutions, and a subset of the recommendations issued by ITU-R .
The "Edition of 2020", adopted and reviewed by the WRC-19, is scheduled for publication in October 2020.

National and Regional Radio Regulatory Agencies