An ordinance adopted by the council of the municipality may authorize the public officer to exercise any powers necessary or convenient to carry out and effectuate the purposes and provisions of this Part, including the following:

(1)  To investigate the dwelling conditions in the municipality to determine which dwellings therein are unfit for human habitation.

(2)  To administer oaths and affirmations and examine witnesses and receive evidence.

(3)  To enter upon premises for the purpose of making examinations provided the entries are made in such manner as to cause the least possible inconvenience to the persons in possession.

(4)  To appoint and fix the duties of such officers, agents, and employees as he thinks necessary to carry out the purposes of the ordinance.

Acts 1997, No. 1188, §1.