Any authority vested by this chapter in a municipality or in the governing body thereof for the planning, establishment, development, construction, enlargement, improvement, maintenance, equipment, operation, regulation, protection and policing of airports or other air navigation facilities established, owned or controlled, or to be established, owned or controlled, by the municipality may be vested by resolution of the governing body of the municipality in an officer or board or other municipal agency whose powers and duties shall be prescribed in the resolution, but the expense of such planning, establishment, development, construction, enlargement, improvement, maintenance, equipment, operation, regulation, protection and policing shall be a responsibility of the municipality.