Regulations may—
(a) alter or add to the conditions as to which the Registrar is required by this Part of this Act to be satisfied for the entry of a name in the register, the retention of a name therein, the removal of a name therefrom, the grant of a licence and the revocation of a licence, or omit any of those conditions;
(b) alter the period at the expiration of which a person's name which is entered or retained in the register after the coming into force of the regulation must, unless retained or further retained, be removed therefrom.