(1) The applicant must serve a copy of the —
(a) affidavit; and
(b) stop notice,
on the company and any keeper of the register on whom the applicant would have had to serve a charging order relating to the stock in accordance with rule 48.7.
(2) After that, so long as the stop notice is in force, neither the company nor the keeper of the register may register any transfer of the stock or take any step mentioned in the stop notice until 14 days after sending a notification of the proposed registration or other step to the applicant.