All license taxes imposed by this article remaining unpaid after they become due shall bear interest, in addition to the amount of the unpaid tax, at the rate of 6% per annum, and a license payer upon whom the tax is imposed shall be liable, in addition to the tax and interest, to a penalty of 1% per month or fraction thereof not to exceed 10% of the amount of the unpaid license tax.
(1977 Code, § 20-267) (Ord. 68-10, passed 6-24-1968)