Regulation 54 Detective expenses allowance
This regulation applies in the case of a member of a police force who is assigned, for a period of not less than a week, to detective duty and, while so assigned, is, in the opinion of the chief officer of police, usually engaged in outside duty.
Such a member of the rank of superintendent shall be paid a detective expenses allowance at the rate of £5 a week; and shall not be eligible for the reimbursement of expenses incurred in the execution of his duty in respect of any individual item of expenditure of £1.25 or less.
Such a member below the rank of superintendent shall be paid a detective expenses allowance at the rate of £3 a week; and shall not be eligible for the reimbursement of expenses incurred in the execution of his duty in respect of any individual item of expenditure of 75 pence or less.