Radio Regulations
The Radio Regulations (RR) incorporates the decisions of the World Radiocommunication Conferences (WRCs), including all Appendices, Resolutions, Recommen- dations and ITU-R Recommendations incorporated by reference.
The Rules of Procedure are approved by the Radio Regulations Board (RRB). They complement the RR by providing clarification of the application of particular Regulations or establishing the necessary practical procedures that may not be provided for in the current Regulatory Procedures.