Failure to comply. Any building constructed, rebuilt, altered or
located on or after the effective date of this chapter in violation
of the restrictions and regulations established for the district in
which it is located or in violation of other pertinent terms or provisions
of this chapter shall be changed, altered, corrected or relocated
by the person who constructed or located such building and by the
owner of the land on which it is situated so that both building and
premises shall conform to all provisions of this chapter. Such change,
alteration, correction or relocation shall be made within 30 days
after notification, in writing, by the Zoning Officer to the person
who constructed, altered or located the building and the owner of
the land on which it is located. Such notification shall be by personal
service on those to be served or by certified or registered mail,
return receipt requested, to the last known address of those to be
served.