The county government shall withhold 10 percent of all payments made under the terms of the contracts until final certification by the Department of Transportation that the work has been satisfactorily completed, in compliance with the terms of the contract.

45 Del. Laws, c. 123, § ?19; 9 Del. C. 1953, § ?522; 53 Del. Laws, c. 255; 55 Del. Laws, c. 85, § ?4A; 60 Del. Laws, c. 503, § ?22;