15. Where, for the purpose of a decision under section 8 or 10—
(a)a determination falls to be made by the Secretary of State as to whether—
(i)in relation to any person, the applicable amount falls to be reduced or disregarded to any extent by virtue of section 15 of the Jobseekers Act (persons affected by trade disputes); or
(ii)for the purposes of regulation 54(2) to (4) of the Jobseeker’s Allowance Regulations (relevant education), a person is by virtue of that regulation, to be treated as receiving relevant education; and
(b)it appears to the Secretary of State that he is not in possession of all of the evidence or information which is relevant for the purposes of such a determination,
he shall make the determination on the assumption that the relevant evidence or information which is not in his possession is adverse to the claimant.