Each county director shall furnish such reports to the director as the latter shall require, including reports of all receipts and disbursements for assistance, which shall be made in such manner and upon such forms as the director may require. Each county director shall make an annual report of the county department’s activities, receipts and disbursements to each member of the county legislative delegation, to the foreman of the county grand jury and to the clerk of court, who shall file such report in his office as a public record. Each county director shall furnish such reports and data as may be required by the state department or the federal government, through its appropriate agency or instrumentality, concerning conditions within its county, the county department’s activities and functions and the administration of funds received by the county department.