(a) There is hereby established a special revenue account in the State Treasury for each juvenile benefit fund established by the director. Moneys received by an institution for deposit in an juvenile benefit fund shall be deposited with the State Treasurer to be credited to the special revenue account created for the institution's juvenile benefit fund. Moneys in a special revenue account established for a juvenile benefit fund may be expended by the institution for the purposes set forth in this section.
(b) Moneys in an account established for a juvenile benefit fund may be expended by the facility for the purposes set forth in this section. Moneys to be deposited into a juvenile benefit fund consist of:
(1) All profit from the exchange or commissary operation and, if the commissary is operated by a vendor, whether a public or private entity, the profit is the negotiated commission paid to the Division of Juvenile Services by the vendor;