On or before the first day of the month preceding the biennial expiration date of a license, the Commissioner shall render its decision upon every application properly and completely made to it on or before the first day of the third month preceding the biennial expiration date of a license.

38 Del. Laws, c. 18, § 25; Code 1935, § 6154; 4 Del. C. 1953, § 542; 57 Del. Laws, c. 404, § 2; 67 Del. Laws, c. 273, § 23; 72 Del. Laws, c. 486, § 9