Georgia Code Title 42. Penal Institutions § 42-12-7

(a) Fifty percent of the average monthly balance of the prisoner's account for the preceding 12 months during which the prisoner's account had a positive balance shall be deducted from the prisoner's account and paid over to the clerk of court for each instance that a court finds that the prisoner has done any of the following:

(b) Payment of any past due court costs and fees incurred by the prisoner may be, pursuant to this subsection, a condition of parole, at the discretion of the State Board of Pardons and Paroles.