IRS Form 2106: Employee Business Expenses

Form 2106 is used to deduct unreimbursed employee business expenses (subject to limitations).

What Is Form 2106?

Reports expenses like mileage, travel, and supplies for employees.

Key Features:

  • For W-2 employees with unreimbursed job-related expenses
  • Covers vehicle, travel, meals, and work equipment costs
  • Subject to 2% AGI floor (for eligible taxpayers)
  • Most taxpayers cannot claim these deductions 2018-2025 (TCJA rules)
Who Uses Form 2106?
  • Employees who itemize deductions and have qualifying expenses
  • Reservists, performing artists, and fee-basis government officials (exempt from suspension)
  • Employees with required expense reimbursements that weren't paid
  • Those maintaining home offices for employer's convenience (special cases)
Why Is It Important?
  • Allows deductions for business-related expenses not reimbursed by employer
  • Can significantly reduce taxable income for eligible filers
  • Documents work-related expenses for potential reimbursement claims
  • Maintains records for state returns that may allow these deductions
How to Use Form 2106

Steps for eligible taxpayers:

  • Calculate expenses and enter on Schedule A (if deductible)
  • Complete Part I for vehicle expenses (standard mileage vs actual)
  • Complete Part II for other employee business expenses
  • Attach to Form 1040 if claiming deductions
Tips
  • Keep detailed receipts and mileage logs for 3+ years
  • Note that for most taxpayers, these deductions are suspended through 2025
  • Special rules apply for Armed Forces reservists, performing artists, etc.
  • Consider asking employer for accountable reimbursement plan instead
Related Forms
  • Schedule A (Itemized Deductions)
  • Form 1040 (U.S. Individual Income Tax Return)
  • Form 4562 (Depreciation and Amortization, if claiming vehicle expenses)

Have Unreimbursed Employee Expenses?

KARME Tax Services can help determine if you qualify for deductions.

Call 972-519-0041 for professional tax advice.