The Indiana Department of Homeland Security has set the following hours for the use of fireworks in celebration of Independence Day:

June 29 thru July 3 

    5pm until 2 Hours after Sunset (approximately 11pm)

July 4

    10am until midnight

July 5-July 9

    5pm until 2 hours after sunset (approximately 11pm)

The information is contained in the link :Fireworks Hours from Department of Homeland Security