The Department, through the Office of Aeronautics, may suspend or revoke any certificate of approval or license issued by it when it determines that an airport, restricted landing area or other navigation facility is not being maintained or used in accordance with the provisions of this chapter and the rules and regulations lawfully promulgated by it pursuant thereto.

Code 1935, c. 167; 45 Del. Laws, c. 301, § ?9(1), (10); 2 Del. C. 1953, § ?165; 57 Del. Laws, c. 671, § ?11D; 70 Del. Laws, c. 575, § ?8;