Indiana Code Title 36. Local Government § 36-8-3-18

Sec. 18. A humane officer shall be appointed in every city from among the members of the police department.  The humane officer shall detect and arrest persons violating humane statutes.  The humane officer is entitled to the same pay as other police officers of the city and is subject to the control and discipline of the police department.  If there is an incorporated humane society in the city, the humane officer shall attend the stated and special meetings of the society and shall report to it, at least once a month, on all matters relating to the humane officer's duties under law for the previous month.  If a humane statute or ordinance has, to the humane officer's knowledge, been violated, the humane officer shall, if directed by the president of the humane society, file the humane officer's affidavits before a court charging the person violating the law with the violation.