Notices
27.—(1)  Any notice required to be sent to or served on any person in accordance with these Regulations may be —
(a)delivered personally at his last known address;
(b)left at or sent to him by ordinary post to his last known address; or
(c)sent to him by facsimile or, with his consent, electronic mail.
(2)  Where —
(a)the Commission has taken all reasonable steps to give notice to the persons under regulation 11, 13(1)(a) or (2), 17A or 17C(a) but has been unable to give such notice or in the Commission’s opinion there is doubt that it has been able to give such notice; or
(b)there are no reasonable steps that can be taken by the Commission to give notice to the persons under regulation 11, 13(1)(a) or (2), 17A or 17C(a),
the Commission may, instead, take one or both of the steps specified in paragraph (3).
(3)  The steps specified for the purposes of paragraph (2) are as follows:
(a)publish a summary of the notice by means of entry in the register maintained by the Commission under regulation 31; and
(b)cause a reference to the summary of the notice published in that register to be published in at least one national daily newspaper.
(4)  Except where paragraph (2) applies, where these Regulations allow or require notice to be given to a person, such notice shall be treated as if it had been received by or served on that person —
(a)in the case of personal delivery, on the day of delivery;
(b)when left at the last known address, on the day of leaving;
(c)when sent by ordinary post, on the working day after the day on which it was posted;
(d)in the case of a facsimile transmitted on a working day before 5 p.m., on that day or in any other case on the working day after the day on which it is transmitted; or
(e)in the case of electronic mail or similar means, on the working day after the day on which it is transmitted.
(5)  Where paragraph (2) applies, the notice shall be treated as having been given on the date of its publication in accordance with paragraph (3)(a) and (b).
(6)  Any notice given under these Regulations shall be in writing.