When any taxes shall become due and payable to the city under the provisions of the preceding section, the assessor and collector of taxes of the city shall be vested with full and complete authority and it shall be his duty to proceed at once to determine the amount of such taxes and to collect such taxes immediately upon the assignment for benefit of creditors or the appointment of the receiver or trustee, and such taxes shall be collected under the authority and in the manner provided by the charter of the city and the laws of the state for the collection of taxes. (Ord. 8144)