Assuming it will be signed by the governor, the legislation “updates requirements for handguns used for deer hunting by adding a range and limit to allowable handgun calibers to accommodate changing handgun availability while maintaining public safety and handgun hunting efficacy. This bill also allows for pistol caliber rifle hunting for deer.”
Specific details define allowable calibers and cartridge lengths.
Read the complete bill text here.
See https://legis.delaware.gov/BillDetail?LegislationId=25709