It shall be unlawful to construct or alter any building or structure or part thereof until the application and plans required by this chapter shall have been submitted to and shall have been approved by the Board of Trustees or by the person designated for such purpose by the Board of Trustees and a written permit therefor shall have been issued.

It shall be unlawful to use any building or premises or part thereof contrary to the regulations established by this chapter for the district in which it is situated.

With respect to any violation of any provision of this chapter adopted prior to September 1, 1974, any owner, general agent or contractor of a building or premises where such violation has been committed or shall exist, and the lessee or tenant of an entire building or entire premises where such violation has been committed or shall exist, and the owner, general agent, contractor, lessees or tenant of any part of a building or premises in which part such violation has been committed or shall exist, and the general agent, architect, building contractor or say other person who commits, takes part or assists in such violation or who maintains any building or premises in which such violation shall exist, shall be punishable by a fine of not more the $350 or imprisonment for a period not to exceed six months, or both such fine and imprisonment, for conviction of a first offense. For conviction of a second offense, both of which were committed within a period of five years, such person shall be punishable by a fine of not less than $350 nor more than $700 or imprisonment for a period not to exceed six months, or both such fine and imprisonment. For conviction of a third or subsequent offense, all of which were committed within a period of five years, such person shall be punishable by a fine of not less than $700 nor more than $1,000 or imprisonment for a period not to exceed six months, or both such fine and imprisonment. Each week's continued violation shall constitute a separate, additional violation.