18.—(1) The Authority may by notice request—
(a)that information about the plant or any eligible meters installed in relation to it be provided—
(i)by the certified installer who was responsible for the installation of the plant;
(ii)by the certified installer who was responsible for, or checked, the installation of the meters; or
(iii)by the applicant and verified by the relevant certified installer referred to in paragraph (i) or (ii) as applicable;
(b)that the applicant provide details of a further Energy Performance Certificate for the eligible property if the Authority has reason to believe that the applicant has not provided details of the most recent Energy Performance Certificate;
(c)that the applicant provide details of a further Energy Performance Certificate for the eligible property if—
(i)the applicant declares that loft insulation or cavity wall insulation cannot be installed in the property because of a reason set out in paragraph 1(4) of Schedule 3; and
(ii)the Authority is not satisfied that the loft insulation or cavity wall insulation recommended in the recommendation report cannot be installed and has requested a new Energy Performance Certificate in which that insulation is no longer recommended in the recommendation report; and
(d)that the applicant provide such other information specified in Part 2 of Schedule 4 as the Authority may require.
(2) The Authority may arrange for a site inspection to be carried out in order to satisfy itself that the plant should be given accreditation.