If any owner, agent or occupant fails or neglects to pay the connection charges provided in this title when due, the same shall be deemed to be delinquent, and subject to a penalty charge in the amount of six percent thereof. The entire amount, including penalties, shall draw interest at the rate of seven percent per year from the date of delinquency until paid. Any such total charge, inclusive of penalties and interest, shall constitute a lien upon the premises, which lien shall be enforced in the manner prescribed by the laws of state of Washington. (Ord. 1706 § 14.90.910, 1989; Ord. 781 § 24, 1975; Ord. 127 § 10, 1962)