The Principal Act is amended by the substitution of the following section for section 13D:

"13D.

(1) The Commission may at any time, by notice in writing, require -

(a) an undertaking,

(b) a person providing a service in a sector closely related to that of the provision of electronic communications networks or services or associated facilities, or

(c) a premium rate service provider,

to provide it with such written information as it considers necessary to enable it to carry out its functions or to comply with a requirement made to it by the Minister under section 13B.

(2) A requirement by the Commission under subsection (1) may include a requirement that the undertaking or person concerned gather together, generate or obtain information for the purposes of providing it pursuant to that requirement.

(3) Any information provided to the Commission in accordance with subsection (1) may be used by the Commission to enable it to carry out any of its functions.

(4) An undertaking or person referred to in subsection (1) that -

(a) fails to comply with a requirement made under subsection (1) within the period specified in the notice or within such extended period as the Commission allows, or