A. Reimbursement to participating localities for the cost of construction shall be made pursuant to Article 3 (§ 53.1-80 et seq.) of Chapter 3 of Title 53.1.
B. The manner of state payment to the localities for the care and custody costs at the facility of persons accused or convicted of any offense against the laws of the Commonwealth shall be as provided in the general appropriation act. Such payments shall include only the reasonable costs of guarding and providing necessary housing, maintenance, administrative expenses, food, clothing, medicine and medical attention for such prisoners. However, in no event shall the payment to the localities, when calculated on a per diem per prisoner basis, exceed the total cost ordinarily paid by the Commonwealth to a locality for prisoner care and custody expenses, when calculated on a per diem per prisoner basis.