Each board of assessment or Department of Finance of Sussex County or Kent County or Department of Land Use of New Castle County shall take proceedings for the discovery of all unassessed real estate.

Code 1915, §§ ?1109, 1109A; 28 Del. Laws, c. 79, § ?10; 29 Del. Laws, c. 72, § ?11; 30 Del. Laws, c. 77, § ?10; 30 Del. Laws, c. 78, § ?3; 31 Del. Laws, c. 14, § ?16; Code 1935, §§ ?1266, 1301, 1320; 9 Del. C. 1953, § ?8323; 55 Del. Laws, c. 85, § ?22G; 57 Del. Laws, c. 762, § ?21L; 71 Del. Laws, c. 401, § ?94; 78 Del. Laws, c. 142, § ?11;