A person who is not an authorised person does not carry on an activity of the kind specified by article 61(2) in relation to a regulated mortgage contract where he -
(a) arranges for another person, being an authorised person with permission to carry on an activity of that kind, to administer the contract; or
(b) administers the contract himself during a period of not more than one month beginning with the day on which any such arrangement comes to an end.