Whenever a local radio licence undergoes a 'change of control' (for example, when it is sold), Ofcom is required under section 355 of the Communications Act 2003 to undertake a review of its programme output.
Specifically, Ofcom must review the likely effect of the change of control on:
When the review has been completed, Ofcom may amend the content requirements of the licence.
Ofcom must determine whether the change of control would prejudice any of the three matters listed above. If it decides that it would, then it must amend the licence, by imposing new programming obligations. However, these may only reflect what the previous owner was actually delivering.