Ga. Code § 15-21-95
Moneys collected pursuant to this article and placed in the county jail fund shall be expended by the governing authority of the county or counties solely and exclusively for constructing, operating, and staffing county jails, county correctional institutions, and detention facilities of the county or for the purpose of contracting for such facilities with other counties, the state, municipalities, regional jail authorities, or other political subdivisions as authorized by Article IX, Section III, Paragraph I of the Constitution. The county jail fund and moneys collected pursuant to this article to be placed in the county jail fund may be pledged as security for the payment of bonds issued for the construction of county jails, county correctional institutions, detention facilities of the county or counties, and jails constructed and operated by regional jail authorities. This article shall not preclude the appropriation or expenditure of other funds by the governing authority of any county or by the General Assembly for the purpose of constructing, operating, or staffing jails, correctional institutions, and detention facilities.
OCGA § 15-21-95