(1) The Commission may, at any time where it has evidence of a breach of a regulatory provision or a breach of conditions, or of a substantial risk that either such breach will take place, that -

(a) represents an immediate and serious threat to public safety, public security or public health, or

(b) risks creating serious economic or operational problems for other providers or users of electronic communications networks or services or other users of the radio spectrum,

impose urgent interim measures (referred to in this Act as "urgent interim measures") to remedy the breach or the risk of the breach.

(2) The urgent interim measures that the Commission may impose in accordance with subsection (1) may include a requirement -

(a) that the suspected breach cease and that specified measures be taken to remedy the suspected breach, or

(b) in the case of an anticipated breach, that specified measures be taken to prevent the breach from taking place,

immediately or within a reasonable time limit.