ADF Salary Sacrifice Car: How It Affects Your Take-Home Pay

Introduction

When comparing job offers, the headline salary can be misleading. What matters is the amount that lands in your bank account after income tax and the Medicare levy. For Australian Defence Force (ADF) members, salary sacrificing a car is a common way to boost take-home pay. This guide explains how an adf salary sacrifice car arrangement works and how to evaluate its impact on your disposable income.

Understanding salary sacrifice for ADF members

Salary sacrificing (also called salary packaging) is an agreement with your employer to receive less pre-tax salary in exchange for a benefit of similar value. The Australian Taxation Office states that this reduces your taxable income, meaning you may pay less tax. However, the benefit may be a fringe benefit, and your employer might have to pay fringe benefits tax (FBT). You can make an employee contribution to reduce that FBT.

For ADF members, common benefits include cars, goods, and payment of expenses. The ATO provides an example: Sam earns $65,000 and sacrifices a $35,000 car with $11,500 running costs. Without employee contributions, Sam sacrifices $17,353, leaving a taxable income of $47,647. After tax and Medicare, net disposable income is $41,611.96 – slightly less than the $41,912 without sacrifice. But with a $7,000 employee contribution, net disposable income rises to $43,593.40. The key is structuring the arrangement correctly.

How a car salary sacrifice works for ADF

The ADF pay rates page shows that a Lieutenant (Army) at pay grade 4 with one increment earns $111,517. If you are considering a similar role, you can use that figure to model a car sacrifice. The ATO’s flat statutory rate of 20% applies for FBT on the car’s value. Your salary packaging provider calculates the sacrifice amount and any employee contribution needed to minimise FBT.

Comparing take-home pay with and without sacrifice

To compare offers, calculate your after-tax income using the 2026–27 tax rates:

• Tax-free threshold: $18,200
• 15c per $1 over $18,200 up to $45,000
• 30c per $1 over $45,000 up to $135,000
• Plus the Low Income Tax Offset (LITO) up to $700, phasing out between $37,500 and $66,667.
• Medicare levy: 2% of taxable income (full rate for most full-time earners; the single thresholds are $28,011 and $35,013, but full-time salaries typically exceed the upper threshold).

For a Lieutenant earning $111,517:

• Tax: $4,020 + 30c per $1 over $45,000 = $4,020 + 0.30 × ($111,517 - $45,000) = $4,020 + $19,955.10 = $23,975.10
• LITO: $325 minus 1.5c per $1 over $45,000 = $325 - 0.015 × ($111,517 - $45,000) = $325 - $997.76 = $0 (since it can't go negative)
• Medicare: 2% of $111,517 = $2,230.34
• Take-home: $111,517 - $23,975.10 - $2,230.34 = $85,311.56

Now, if you salary sacrifice a car with an employee contribution of, say, $7,000 (similar to Sam’s example), your taxable income becomes $111,517 - $7,000 = $104,517. Tax: $4,020 + 0.30 × ($104,517 - $45,000) = $4,020 + $17,855.10 = $21,875.10. Medicare: $2,090.34. Take-home: $104,517 - $21,875.10 - $2,090.34 = $80,551.56. But you also pay the $7,000 contribution, so net disposable income is $80,551.56 - $7,000 = $73,551.56. That’s lower than without sacrifice. However, if the sacrifice is larger and structured to reduce FBT, the net effect can be positive. The ATO example shows that with a $17,353 sacrifice and no employee contribution, net disposable income was slightly lower than no sacrifice, but with a $7,000 contribution it was higher. The exact numbers depend on your salary, the car value, and running costs.

Key considerations

• Super: Salary sacrificed super contributions are not fringe benefits and do not affect your super guarantee. Your employer must still pay 12% on your full salary.
• Government benefits: A salary sacrifice arrangement may affect the Medicare levy surcharge, study loan repayments, tax offsets, child support, and some government benefits. Check with a financial adviser.
• No access to sacrificed salary: You cannot access the sacrificed amount. If the benefit is not provided, it becomes salary and is taxed as normal income.
• Changes from 1 April 2027: Work-related items provided through salary sacrifice will no longer be FBT-exempt. This does not affect car arrangements.

For a detailed breakdown of your own situation, use the Clearance tool to estimate take-home pay. Learn more about Salary packaging and Take-home pay. The Tax and Medicare page explains the rates in full.