Sec. 4-400. - Functions of department generally.

The department of commerce shall have the power and its duty shall be to perform the following functions:

(a)

Promotion of commerce, industry and the Port of Wilmington. It shall promote and develop the city's commerce and industry and encourage the increased use of the port and to this end shall make recommendations for the coordination of activities of departments, boards and commissions of the city.

(b)

Wharf, dock and harbor facilities. The department shall itself, or by contract, maintain, improve, repair and operate city wharf, dock and harbor facilities; when authorized by the council, acquire, design and construct additional such facilities; and conduct necessary harbor cleaning, deepening, dredging and ice-breaking operations, and maintain and operate equipment for such purposes. The department may grant leases and licenses for the use of city wharf, dock, harbor and marine terminal facilities.

Sec. 4-401. - Rates and charges.

The department of commerce shall fix rates and charges for the use of [the] city wharf, dock and harbor as authorized by ordinance. The accounts for each such facility shall contain proportionate charges for all services performed for it by officers, departments, boards or commissions as well as proportionate credits for all services rendered.