The adoption, or subsequent amendment, of any provision of this chapter shall not, in any manner, be construed to affect prosecution for violation of any provision of this chapter, committed prior to the effective date of the ordinance codified in this chapter; nor shall the adoption or amendment be construed as a waiver of any license or any penal provision applicable to any such violation, nor be construed to affect the validity of any bond or cash deposit required by any regulation to be posted, filed or deposited, and all rights and obligations thereunto appertaining shall continue in full force and effect.
('83 Code, § 5.04.260)