Calculate business mileage reimbursement using the current 2026 IRS business mileage rates, Canadian prescribed kilometre rates, or your own employer rate. The US calculator applies the July 1 rate change automatically.
Estimate only. Reimbursement policies and tax treatment depend on your employer, jurisdiction and circumstances.
The arithmetic is distance × rate. The important part is choosing the rate that actually applies to your trip, employer or tax method.
For business use, the IRS rate is 72.5¢ per mile from January 1 through June 30, 2026, and 76¢ per mile from July 1 through December 31.
IRS mileage rate 2026 guide →For reasonable employer-paid kilometre allowances, Canada uses one rate for the first 5,000 kilometres and another rate after that threshold.
If your employer or business uses another rate, choose Custom and enter that amount directly.
Search results often use these terms interchangeably. The numbers can match, but the rule behind the payment or deduction still matters.
The IRS optional business standard mileage rate is 72.5¢ per mile for January through June 2026 and 76¢ per mile from July through December. Employers may also use the IRS rate when setting a mileage allowance, but it is not a universal private-employer reimbursement mandate.
See the 2026 IRS mileage rateFor authorized use of a personal automobile on official federal travel, the GSA rate is 72.5¢ per mile for January through June 2026 and 76¢ from July 1. Other federal POV situations can use different rates, so federal employees should follow their agency travel rules.
GSA POV mileage ratesA private employer may use the IRS rate, another per-mile rate, or a different reimbursement policy, subject to the rules that apply. If your policy specifies a rate, choose Custom in the calculator instead of assuming the IRS number applies.
In the US, an eligible self-employed taxpayer using the standard mileage method can use the same business-miles × IRS-rate arithmetic to estimate deductible vehicle costs. Eligibility, commuting rules and the choice between standard mileage and actual expenses are separate questions.
In Canada, the prescribed per-kilometre allowance rates are mainly benchmarks for reasonable employee automobile allowances. A self-employed motor vehicle expense claim is generally based on eligible vehicle expenses and the business-use share instead.
These examples show the arithmetic only. Your eligibility for a particular reimbursement or deduction depends on the applicable rules and policy.
Built-in rates are checked against current IRS and CRA guidance. Federal employee travel uses GSA rules. Last reviewed September 27, 2026.
The calculator handles the arithmetic. These answers explain what the inputs actually mean.
Multiply the eligible business distance by the applicable reimbursement rate. If the rate has tiers, the distance must be split across those tiers.
For the IRS optional business standard mileage rate, use 72.5 cents per mile for business mileage from January 1 through June 30, 2026, and 76 cents per mile for business mileage on or after July 1. A private employer can use a different rate, so check the policy that applies to your reimbursement.
Not in every context. The IRS publishes an optional standard mileage rate. For federal employees using an authorized personal automobile on official travel, GSA uses 72.5 cents per mile for January through June 2026 and 76 cents from July 1, but other federal POV situations can use different rates.
Check GSA federal POV ratesThe IRS changed the 2026 business mileage rate on July 1. The calculator uses 72.5 cents per mile for January through June and 76 cents per mile from July through December.
Yes. Choose kilometres and the calculator converts the distance to miles before applying the US per-mile rate.
The 2026 prescribed allowance uses one rate for the first 5,000 kilometres and a lower rate for additional kilometres. Entering earlier business kilometres lets the calculator know how much of that first tier remains.
Yes. Choose Custom mileage rate and enter the amount used by your employer or business.
It can estimate the arithmetic for an eligible US standard mileage deduction, but it cannot determine whether a trip is deductible or whether the standard mileage method is available to you. Canadian self-employed vehicle expenses use a different framework and should not be calculated by simply applying the employee allowance rate.
Read the US self-employed deduction guideHonestMile keeps unlimited core trip tracking free. Record the business distance first, then use the number when you need a reimbursement calculation.
