All taxes due December 15, if unpaid, are delinquent February 20 of the following year at 12:00 midnight, and thereafter a delinquent penalty attached to them in an amount equal to nine percent (9%); provided, however, that the minimum penalty under this Section shall be Five Dollars ($5.00).

SOURCE: GC § 19374, R/R by P.L. 13-82; and by P.L. 13-97.