(1) The following material must not, so far as it forms part of the register, be made available by the registrar for public inspection -

(a) so much of any application or other document delivered to the registrar under section 4, 7 or 9 or Schedule 6 as is required to contain -

(i) protected date of birth information;

(ii) protected residential address information;

(iii) protected trusts information;