In interpreting and applying the provisions of this article, they shall be held to
the highest level for the protection of the public health and welfare. Whenever the
provisions of any other state statute, county or city ordinance or regulation requires
a higher or more strict standard than required by this article, then the other provisions
shall apply.
The usage of the word "shall" means the provision in the ordinance is mandatory, while
the usage of the word "may" means the provision is permissive.