Paragraph 7 of Schedule 9A to the Social Security (Claims and Payments) Regulations 1987, and paragraph 9(2) of Schedule 5 to the Universal Credit, Personal Independence Payment, Jobseeker’s Allowance and Employment and Support Allowance (Claims and Payments) Regulations 2013 (“the principal provisions”) prescribe the fee payable by certain lenders (“qualifying lenders”) for the purpose of defraying administrative expenses incurred by the Secretary of State in making payments in respect of mortgage interest direct to the qualifying lenders.