Since your employer provides you with a gas card and an allowance, you would only be able to claim expenses that were not covered by what your employer gave you. These must be expenses that you were required to pay for by your employer and shown on your T2200.
No personal expenses are allowed.
For more information, please follow our TurboTax Article Employment Expenses: What Motor Vehicle Expenses Can You Claim?
Thank you for choosing TurboTax.
