The Secretary of State may by statutory instrument make rules—
prescribing the form of certificates under this Act, and the register required to be kept under section 40 of this Act and other documents;
prescribing any other thing which under this Act is to be prescribed; and
generally for carrying this Act into effect;
and rules made under this section may make different provision for different cases.
A statutory instrument containing (whether alone or with other provision) rules under this section which prescribe conditions of the kind mentioned in section 27A(2) (conditions for storage etc of certain firearms) is subject to annulment in pursuance of a resolution of either House of Parliament.