Oven NEC Codes
Oven Gas: The receptacle for the gas oven can be put on one of the small appliance branch circuits.
Oven Electric: This circuit should not be smaller than a 40 Amp line (Run a 8/3 wire for a 4 prong receptacle). However, a larger oven would require a larger wire size.
Disclaimer: These codes are based on the NEC (National Electrical Code) 2023 edition and are provided for general reference. Local jurisdictions may have additional requirements. Always consult a licensed electrician and your local building department.