Irs Mileage Rate 2024 California. For 2023, the standard mileage rate for the cost of operating your car for business use is 65.5 cents ($0.655) per mile. You can use this mileage reimbursement calculator to determine the deductible costs associated with running a vehicle for medical, charitable,.

What are the california mileage reimbursement rules and rates in 2024? An increase in the standard.