After deducting their commissions and expenses, allowed by law, and paying the prisoner's debts, the trustees may, from time to time, under the direction of the court by which they were appointed, apply the surplus of any money in their hands, to the support of the prisoner's spouse and children, and of such other relatives as the prisoner is bound to support, and to the education of such prisoner's children.
N.Y. Correct.Law § 359