The City Engineer shall change existing building numbers whenever such change is necessary or justifiable and he or she shall confer with the postmaster in deciding on changes. When the City Engineer decides to change an existing number, he or she shall notify the occupant in writing of such change and shall further notify such occupant that the occupant must place the new number in view as required by this subchapter within 15 days of the date of the mailing or personal service of such notice.
(1960 Code, § 40-4-5)