This section applies if—
OFCOM may comply with the request if and to the extent that—
If information provided to the European Commission or BEREC under this section has been obtained by OFCOM from a person who is or, at the time the information was obtained from him, was—
OFCOM must notify him that they have provided the information to the Commission or, as the case may be, to BEREC.
It shall be for OFCOM to determine the manner in which a notification is given under subsection (3).