Betting and Gaming Duties Act 1981

9The proper officer may, in such manner as the Commissioners may direct, and without any additional payment, amend [F1an ordinary]licence by substituting different premises for those in respect of which it is for the time being in force, but—

(a)this paragraph shall not be taken as authorising any amendment affecting the number or descriptions of gaming machines authorised by the licence . . . F2, and

(b)the proper officer must be satisfied that there is no other [F3ordinary licence for the same period] in force as respects the new premises, except where the transfer is of a licence relating only to machines chargeable at one rate, and [F3any such] licence already in force relates only to machines chargeable at another rate.