2024 Mileage Reimbursement Rate Format. Beginning on january 1, the 2024 optional standard mileage rates used to calculate the deductible costs of operating an automobile for business, charitable, medical, or moving purposes will be the following: Make sure to check with your employer what the actual rate is.

Find standard mileage rates to calculate the deduction for using your car for business, charitable, medical or moving purposes. The tier 1 rates reflect an overall increase in vehicle running costs largely due to fuel costs.