Indiana Code Title 36. Local Government § 36-8-3-10

(1) preserve peace;

(2) prevent offenses;

(3) detect and arrest criminals;

(4) suppress riots, mobs, and insurrections;

(5) disperse unlawful and dangerous assemblages and assemblages that obstruct the free passage of public streets, sidewalks, parks, and places;

(6) protect the rights of persons and property;

(7) guard the public health;

(8) preserve order at elections and public meetings;

(9) direct the movement of vehicles in public ways or public places;

(10) remove all nuisances in public parks or public ways;

(11) provide proper police assistance at fires;

(12) assist, advise, and protect strangers and travelers in public ways or at transportation facilities;

(13) carefully observe and inspect all places of business under license, or required to have them;  and

(14) enforce and prevent the violation of all laws in force in the city.