Business Mileage Deduction Calculator 2025
Calculate your business vehicle deductions using the latest 2025 IRS mileage rates. Compare standard mileage method vs. actual expense method to maximize your tax savings.
Choose Calculation Method
Standard Mileage Rate Calculator
Actual Expense Method Calculator
Understanding Business Mileage Deductions
Business mileage deductions allow self-employed individuals and business owners to deduct vehicle expenses related to business activities. The IRS provides two methods for calculating these deductions: the standard mileage rate and the actual expense method.
2025 IRS Standard Mileage Rates
Standard Mileage vs. Actual Expense Method
Standard Mileage Rate
- Simple calculation: miles × rate
- Includes gas, oil, repairs, insurance
- Can add parking and tolls separately
- Must use from first year of business use
- Cannot depreciate vehicle separately
Actual Expense Method
- Track all vehicle expenses
- Deduct business percentage of costs
- Can include depreciation
- More complex record-keeping required
- May provide larger deduction
Required Documentation
To claim business mileage deductions, you must maintain detailed records including:
- Mileage Log: Date, destination, business purpose, and miles driven
- Receipts: Keep all vehicle-related receipts for actual expense method
- Business Purpose: Document the business reason for each trip
- Vehicle Information: Make, model, year, and date vehicle was placed in service
Common Business Mileage Scenarios
Client Meetings
Travel to meet clients or customers at their location
Business Errands
Bank deposits, supply purchases, post office trips
Temporary Work Sites
Travel to temporary work locations (not regular workplace)
Business Events
Conferences, trade shows, networking events
Frequently Asked Questions
What is the 2025 standard mileage rate for business use?
The 2025 IRS standard mileage rate for business use is 67 cents per mile, up from 65.5 cents in 2024. This rate covers gas, oil, repairs, tires, maintenance, insurance, registration fees, and depreciation.
Can I deduct mileage for driving to my regular workplace?
No, commuting from your home to your regular workplace is considered personal transportation and is not deductible. However, travel from your home to a temporary work location or client site may be deductible.
Which method provides a larger deduction?
It depends on your specific situation. The actual expense method may provide a larger deduction if you have high vehicle expenses, drive an expensive car, or have significant depreciation. Use our comparison feature to determine the best method for you.
What records do I need to maintain?
You must keep a detailed mileage log showing the date, destination, business purpose, and miles driven for each business trip. For the actual expense method, also keep all receipts for vehicle expenses.