ScooteeScootee

7 min · 2026-07-02

Accountable Plan: Definition for Expense & Mileage Reimbursement

An accountable plan is an IRS-compliant reimbursement arrangement requiring business connection, substantiation, and return of excess — enabling tax-free mileage payments.

Definition

An accountable plan meets IRS requirements so reimbursements are not taxable wages: business connection, adequate substantiation, return of excess within reasonable period.

Accountable plan guide · [Is mileage taxable?](/answers/is-mileage-reimbursement-taxable/)

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