Seal all entry points with steel wool, hardware cloth, or metal flashing
Store food in airtight containers
Remove pet food and water overnight
Fix leaks and eliminate standing water
Keep garbage in tightly closed bins
Clear clutter, debris, and nesting materials
Trim vegetation away from buildings
Set snap traps along walls and runways
Use tamper-resistant bait stations if permitted
Follow all label directions for any rodenticide
Wear gloves when handling traps or contaminated materials
Dispose of dead rats in sealed bags according to local rules
Clean and disinfect affected areas after removal
Contact a licensed pest control professional for severe infestations