48.—(1) Subject to paragraph (2), it shall be the duty of the Director to investigate any matter which appears to him to be an enforcement matter and which—
(a)is the subject of a representation (other than one appearing to the Director to be frivolous) made to the Director by or on behalf of a person appearing to the Director to have an interest in that matter; or
(b)is referred to him by the consumer committee under paragraph (3).
(2) The Director may, if he thinks fit, require the consumer committee to investigate and report to him on any matter falling within paragraph (1) which relates to a person authorised by a licence to supply electricity.
(3) It shall be the duty of the consumer committee to refer to the Director any matter which—
(a)appears to the committee to be an enforcement matter; and
(b)is the subject of a representation (other than one appearing to the committee to be frivolous) made to the committee by or on behalf of a person appearing to the committee to have an interest in that matter.
(4) In this Article and Article 49 “enforcement matter” means any matter in respect of which any functions of the Director under Article 28 are or may be exercisable.