(1) Immediately after the holder of a mortgage intermediaries authorisation -
(a) ceases to act on behalf of an undertaking specified in the authorisation, or
(b) begins to act as a mortgage intermediary on behalf of an undertaking not specified in the authorisation,
that holder shall, in writing, notify the Bank of the event, and shall deliver the authorisation to the Bank.
(2) On receiving the notice and authorisation, the Bank shall (at its option) either amend the authorisation, or issue another authorisation, that reflects the event.