A. 
For purposes of this chapter, any notice required hereunder to be given to a manager shall be deemed as notice given to the owner.
B. 
There shall be a rebuttable presumption that any notice required to be given to the owner under this chapter shall be received by such owner if the notice was given to the owner in the manner provided by this chapter.
C. 
A claimed lack of knowledge by the owner of any violation hereunder cited shall be no defense to license nonrenewal, suspension or revocation proceedings as long as all notices prerequisite to institution of such proceedings have been given and deemed received in accordance with the applicable provisions of this chapter.
It shall be the duty of each owner of a regulated rental unit to notify the Code Enforcement Officer, in writing, of any change in ownership of the premises or of the number of regulated rental units on the premises. It shall be the duty of the owner to notify the Code Enforcement Officer, in writing, of any increase in the number of occupants in any regulated rental unit or of the changing of a dwelling unit from owner-occupied to non-owner-occupied, which thereby transforms the dwelling into a regulated rental unit for the purposes of this chapter.
If any regulated rental unit is owned by more than one person, in any form of joint tenancy, as a partnership, or otherwise, each person shall be jointly and severally responsible for the duties imposed under the terms of this chapter and shall be severally subject to prosecution for the violation of this chapter.
If any provision of this chapter or the application thereof to any person or circumstances is held invalid, such holding shall not affect the other provisions or applications of this chapter which can be given effect without the invalid provision or application, and, to this end, the provisions of this chapter are declared severable.
All ordinances or parts of ordinances which are inconsistent herewith are hereby repealed to the extent of such inconsistency.