(WRCs) of the ITU, meetings of which are typically held every three or four years.

Recent WRCs are:
* Geneva, 1995 (WRC-95)
* Geneva, 1997 (WRC-97)
* Istanbul, 2000 (WRC-2000)
* Geneva, 2003 (WRC-03)
* Geneva, 2007 (WRC-07)
* Geneva, 2012 (WRC-12)
* Geneva, 2015 (WRC-15)
* Sharm el-Sheikh, 2019 (WRC-19)

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

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