# Mileage Reimbursement > Calculate reimbursement from business miles and an editable per-mile rate, defaulted to the current 2026 U.S. business rate. Page: https://askcalculators.com/calculator/mileage-calculator/ Definition: https://askcalculators.com/calculator/mileage-calculator/definition.json JSON Schema: https://askcalculators.com/calculator/mileage-calculator/schema.json Version: 7.0.0 Maintained by: AskCalculators (software project; not a credentialed reviewer) Qualified review: pending. Automated checks do not establish professional approval. Page status: Live Review status: Pending ## Use Open the calculator page and enter values. Query-string parameters can restore and bookmark a calculation. Example: https://askcalculators.com/calculator/mileage-calculator/?startOdo=10000&endOdo=10150&rate=0.76 ## Inputs - startOdo: Start Odometer; type=number; optional; default=10000 - endOdo: End Odometer; type=number; optional; default=10150 - rate: Reimbursement Rate ($/mile); type=number; optional; default=0.76 ## Outputs - result: Result; format=text; primary ## Formula Mileage reimbursement = business miles × entered rate per mile. ## Rules - Empty optional inputs are undefined, not zero. - Hidden conditional inputs are ignored. - Do not invent missing required inputs.