Thursday was the first day that fireworks could be sold in Perry, and the Hamm family checked out the selection at Big Bangs Fireworks on U.S. Highway 24. From left are Kayla, 9, Emily, 11, Jessica, 8, mom Heather holding Austin, 3, and dad Rick Hamm. In Jefferson and Franklin counties, the use of fireworks is permitted in unincorporated areas. In Douglas County, fireworks may be used on private property in unincorporated areas from 7 a.m. to 10 p.m. Tuesday and Wednesday and from 7 a.m. to midnight on July 4. The city of Lawrence bans the use and sale of fireworks in the city limits with the exception of several novelty items: party poppers, snappers, snakes and glow worms, sparklers, toy caps and toy smoke devices.