Yes. We do interval checks at five years, 10 years, 15 years and 20 years. All along, we will do checks when the licences are up for renewal, and before that at five, 10 and 15 years.
Evidence of meeting #29 for Industry, Science and Technology in the 43rd Parliament, 2nd Session. (The original version is on Parliament’s site, as are the minutes.) The winning word was spectrum.
A recording is available from Parliament.