To avoid paying taxes on a car allowance, it must be structured as part of an IRS-accountable plan, which requires tracking business mileage, submitting detailed logs (time, place, business purpose), and returning any excess reimbursement. Non-accountable plans (flat rate) are treated as taxable income, while accountable plans are considered tax-free reimbursements.
In order for car allowance to not be taxed, the employee has to apply for a withholding variation and prove that they will be expending the whole allowance. The ATO will then send the employer a notification stating the allowance is to not be taxed (or only a portion of it is tax free).
With a car allowance you can decide on how the funds are spent but the most common uses are:
When is a car allowance taxable income? Most car allowances are treated as taxable income by the IRS. This is because most car allowances are administered as non-accountable plans as determined by IRS rules. The allowance payments qualify as compensation rather than reimbursement.
A company vehicle is generally the best option here; with a company vehicle, there typically won't be any tax deductions, but you will likely be taxed on the value of any personal mileage. However, that is usually a minor issue compared to having a company vehicle. The insurance alone could cost around $600.
Disadvantages of Car Allowances
Car allowances do not ensure coverage of all vehicle-related expenses. Employees bear responsibility for insurance, maintenance, depreciation, and other costs. Because the IRS treats most car allowances as taxable income, the take-home amount may fall short of actual expenses.
use your car allowance to cover the running costs of your current car. this option means you don't change much. you keep the car that you own and you put your car allowance towards the running costs of your car. because your car allowance is itemised on your salary slip, you will get the tax benefits.
Car allowance with mileage substantiation
Every month, each employee's mileage is multiplied by the IRS mileage rate ($0.70/mile for 2025). The employee then receives the lesser of the car allowance amount and the mileage rate multiplied by the mileage.
Tax exemptions allowed for: The purpose of Section 10 is to alleviate the tax burden on salaried professionals by providing exemptions for various allowances and benefits, including rent allowances, child education tuition fees, travel allowances, gratuities, and life insurance and others.
And, believe it or not, the average car allowance in 2020, 2021, 2022 and 2023 was also $575. This amount hasn't changed much over the past few years because car allowances aren't as concerned with accuracy as other programs that take mileage and car maintenance into consideration.
A car allowance negotiation is a collaborative process, not a confrontational one. You want to build rapport and trust with the employer, not antagonize or offend them. You want to present your request as a win-win proposition, not a demand or an ultimatum.
A car allowance is considered a benefit, is provided with your monthly remuneration and will be taxed together with your salary as a part of your income. What does a car allowance cover?
The IRS $600 rule refers to a change in reporting requirements for third-party payment apps (like Venmo, PayPal) for taxable income from goods and services, where platforms must send a Form 1099-K if you receive over $600 in a year, intended to capture gig economy/side hustle income, though delays and phased implementation have adjusted the timeline, with current rules for 2024 using a higher threshold ($5,000) before fully phasing to $600 for future years, but remember all taxable income, regardless of form, must always be reported.
How does a car allowance for employees work? A car allowance is generally a set amount that your employer pays in addition to your regular salary each pay period. It's paid to offset vehicle-related expenses. In most cases, it is a fixed sum specified by your employer.
Types of Non-Taxable Allowances
Uniform Allowance: Covers the cost of purchasing or maintaining uniforms worn for official duties. Travel Allowance: Compensates employees for travel expenses incurred for official work. Conveyance Allowance: Covers transportation costs to and from work.
Who Does Not Have to Pay Taxes? You generally don't have to pay taxes if your income is less than the standard deduction or the total of your itemized deductions, if you have a certain number of dependents, if you work abroad and are below the required thresholds, or if you're a qualifying non-profit organization.
Since the car allowance is a benefit and not a reimbursement for business-related expenses, you don't need to provide proof of how you spend it. So, do with the money as you wish - buy or lease a vehicle, support repair and fuel costs of your current car, or spend it on other personal expenses.
Reimbursing employees for miles traveled is much more accurate than simply issuing a flat-rate car allowance. By reimbursing for only what they've traveled, employers are neither wasting money by overpaying nor shirking responsibility to their employees by giving too little an allowance.
However, most sources land in the same range: the average car allowance was between $575 to $600 per month in 2024. In 2025, the average car allowance rose to just over $700 per month (Source: Internal Cardata aggregated data 2025).
The 20/3/8 rule is a car-buying guideline suggesting you put 20% down, finance for 3 years or less, and keep your total monthly car expenses to 8% or less of your gross income, helping to ensure you buy reliable transportation without overspending and can still invest in other goals like retirement. It's a tool to avoid being "underwater" on your loan (owing more than the car's worth) and to prioritize financial health over luxury vehicles.
Inheritances, gifts, cash rebates, alimony payments (for divorce decrees finalized after 2018), child support payments, most healthcare benefits, welfare payments, and money that is reimbursed from qualifying adoptions are deemed nontaxable by the IRS.
Any portion of a car allowance that is in excess of the business miles driven multiplied by the IRS standard business mileage rate is taxable at the normal income rate for each employee. When is a car allowance taxable? A car allowance is taxable if it's not directly based on business miles driven.