4.04.020   License or permit required.
   No person shall commence or engage in, act in the capacity of, advertise, or assume to act in any business, occupation, or activity for which a license or permit is required under this title until he has first obtained and paid for a license or permit therefor or when such license or permit has been cancelled, suspended, revoked, or invalidated or has expired.
(Ord. 2755 § 1 (part), 1973)