Radio Regulations
Source: the Radio Regulations published by the International Telecommunication Union (ITU).
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Bar colour shows which edition first introduced each allocation. Select an edition to see the cumulative state up to that year.
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Region 1
Primary
Secondary
Region 2
Primary
Secondary
Region 3
Primary
Secondary
Baseline (2008)
Added at WRC-15 (2016)
Added at WRC-19 (2020)
Added at WRC-23 (2024)
Primary
Secondary
Source: ITU Radio Regulations, editions of 2008, 2012, 2016, 2020 and 2024. The English, French and Spanish texts are each taken from the official edition in that language, not translated from one another. Sources and citation.