(1) Subject to this section, a building society may make loans, including, with the approval of the Central Bank, loans in a currency other than the currency of the State, other than housing loans, of the following categories -

(a) loans fully secured by the mortgage of freehold or leasehold estate or interest;

(b) loans to members, before the mortgage has been created, not exceeding the amount which the society has agreed to lend by way of a housing loan;

(c) loans fully secured by one or more securities or guarantees of such description as are from time to time specified by the Central Bank;

(d) loans to be applied in or towards payment of the deposit for the purchase of freehold or leasehold estate or interest that will secure a loan by way of mortgage but such a loan may not exceed 15 per cent., or such other percentage as may be prescribed by the Central Bank, of the amount to be paid for the purchase of the estate or interest;

(e) loans, whether unsecured or secured to any extent, to an individual for the provision or improvement of accommodation for himself or his family;