Employee Share Schemes Tax in Australia: The 2026 ESS Guide for Employees and Start-ups

Employee shares and options can be valuable, but the tax bill does not always wait until cash reaches the employee’s bank account. An employee may owe tax when rights vest, restrictions lift or options are exercised, even while continuing to hold an illiquid share.

That “dry tax” risk is especially important in Australian start-ups and listed-company equity plans. Division 83A of the Income Tax Assessment Act 1997 governs discounts provided under an employee share scheme (ESS). Capital gains tax usually governs later movement after the ESS taxing point.

This guide covers employees and founders as at July 2026. Scheme documents and individual facts matter, particularly for private-company valuation, cross-border employment and disposal restrictions.

What counts as an employee share scheme?

An ESS provides shares, stapled securities or rights to acquire them in relation to employment at a discount. Common labels include options, performance rights, restricted stock units, loan-funded shares and share purchase plans.

Calling an award a “bonus” or “incentive” does not determine its tax treatment.

The discount

The ESS discount is broadly market value minus consideration paid. If an employee pays $2 per share when market value is $10, the discount is $8.

For 10,000 shares:

Valuing listed shares is usually more direct than valuing private shares or options. ATO-approved methods and safe harbours may assist qualifying start-ups, but the board’s last fundraising price is not automatically the tax value for every security.

Taxed upfront

The default rule includes the discount in assessable income in the acquisition year. It is taxed at the employee’s marginal rate.

An employee earning $120,000 salary who receives a $30,000 assessable ESS discount may have taxable income of $150,000 before deductions. Using 2025–26 resident rates:

Medicare levy and other circumstances must also be considered. The employer’s withholding may not fully cover the ESS amount, so the employee should estimate the return liability.

The $1,000 reduction

An eligible employee in a qualifying taxed-upfront scheme can reduce the discount included in income by up to $1,000. Conditions include adjusted taxable income not exceeding $180,000, broad availability rules, a real risk or disposal restriction, and ownership/voting limits.

If the discount is $700, the reduction is at most $700. It cannot create a tax loss. If adjusted taxable income is $180,001, the concession is generally unavailable.

Tax-deferred schemes

A qualifying plan can defer inclusion until a later taxing point. Deferral addresses the problem of taxing an award while it remains genuinely at risk or cannot be sold.

The maximum deferral is 15 years. The detailed point differs for shares and rights, but generally considers when real forfeiture risk ends, disposal restrictions lift and, for rights, exercise has occurred and relevant restrictions on resulting shares have ended.

Importantly, ceasing employment on or after 1 July 2022 is no longer itself a deferred taxing point. Older guides often state the opposite.

The 30-day rule

If the employee disposes of the interest within 30 days after a deferred taxing point, special rules can move the taxing point to disposal. This can align the ESS amount more closely with actual proceeds. Keep transaction dates and seek advice promptly; waiting until return preparation can lose planning options.

Dry tax in a private company

Suppose 20,000 options vest and are exercised at $1 each when the underlying private shares are worth $6. The employee pays $20,000 and the ESS discount may be $100,000.

At a 37% marginal rate plus 2% Medicare levy, the incremental tax could approximate $39,000, although the actual outcome depends on total income and scheme facts. The employee must fund $59,000 of exercise cost and illustrative tax without a market for the shares.

Before exercise, model tax, liquidity, expiry, fundraising prospects, company rights, sale restrictions and the consequence of a fall in value.

Start-up concession

Eligible Australian start-ups can offer qualifying shares or rights with concessional treatment. Broad company conditions include not being listed, incorporation for less than 10 years, aggregated turnover not exceeding $50 million, and Australian residency requirements. Employer and group entities are considered.

Employee conditions include holding interests for at least three years unless employment ends or the ATO permits otherwise, and staying within the 10% ownership and voting threshold.

Shares and rights differ

For shares, the discount generally must not exceed 15% of market value. For rights, the exercise price must be at least the market value of an ordinary share when the right is acquired.

If conditions are met, the discount can be disregarded under the ESS income rules. Later gain is generally dealt with under CGT. This can move eligible value growth from marginal-rate treatment toward CGT treatment, potentially including the 50% discount.

It is a concession with strict eligibility, not a universal exemption for anyone working at a technology company.

ESS tax and CGT

After the ESS taxing point, the value already taxed generally becomes part of the cost base. This prevents the same value being taxed twice.

Assume shares have a $12 market value at the ESS taxing point and are sold 18 months later for $20. The employee paid a $2 exercise price.

The 12-month CGT holding period requires careful identification of the acquisition date under the applicable ESS rules. Do not assume it starts when employment began or the grant letter was signed.

Selling at a loss later

If the employee pays ESS tax on $12 value and later sells at $5, the later capital loss generally cannot simply offset salary or reverse earlier ESS income. Capital losses can generally offset capital gains, not ordinary employment income. This mismatch is one of the largest ESS risks.

In limited cases where rights are lost without exercise, refund rules may apply. They are technical and should not be confused with an ordinary fall in share price.

Options: exercise is an investment decision

An option with a $3 exercise price is “in the money” when the share exceeds $3, but exercise can still be unattractive after tax, transaction costs, concentration risk and illiquidity.

For 25,000 options where shares are worth $8:

The employee should know whether cashless exercise is available, whether shares can be sold immediately, and whether blackout or escrow rules apply.

Employer reporting deadlines

Employers generally give employees an ESS statement by 14 July after the relevant financial year and lodge the ESS annual report with the ATO by 14 August.

The statement can include taxed-upfront discounts, deferred taxing points, start-up concession interests and TFN withholding. Employees should reconcile it with grant, vesting, exercise and sale records.

Retain records for the required tax period, and longer where CGT cost base depends on them.

Foreign shares and mobile employees

Australian residents are generally taxed on worldwide income. An employee of a US parent can have Australian ESS income even where brokerage and payroll are overseas.

Cross-border analysis may require apportioning the discount between employment in different countries, converting values to AUD at appropriate dates, claiming a foreign income tax offset, and applying a double-tax agreement. Residency changes can also create CGT consequences.

Do not report only the USD amount shown on a foreign statement. The Australian return needs AUD values under applicable translation rules.

Leaving employment

Since 1 July 2022, leaving employment is not itself a deferred taxing point for interests whose point occurs on or after that change. However, plan rules may require options to be exercised within 30, 60 or 90 days, cause awards to lapse, accelerate vesting, or distinguish good and bad leavers.

Tax law and plan rules are separate. An employee changing jobs should obtain the vested and unvested schedule, expiry dates, current valuation, exercise cost, disposal restrictions and expected reporting.

Redundancy, takeover and IPO events

A corporate transaction can accelerate vesting, replace securities, pay cash or roll interests into a buyer. Scrip-for-scrip CGT rollover does not automatically solve an ESS taxing point. An IPO may lift restrictions but impose escrow, creating a difficult question about when genuine disposal restrictions ended.

Ask the company for a written tax summary, but remember it is general information. The employer cannot determine the employee’s residency, marginal rate, losses or foreign-tax position.

Diversification and concentration

An employee’s salary, career prospects and equity may all depend on one company. Holding every vested share compounds that concentration.

A sale plan can specify how much to retain, when trading windows permit sale, how tax will be reserved, and how proceeds will be diversified or used for debt. Directors and designated employees must also comply with insider-trading law and company dealing policies.

Tax should inform the decision, not dominate it. Holding solely to reach a CGT discount can expose the portfolio to a loss larger than the tax saved.

A pre-vesting checklist

Three months before an expected vesting or exercise:

1. Confirm security number, conditions and expiry.
2. Request the current valuation method.
3. Identify the likely ESS taxing point.
4. Calculate exercise cost and tax at multiple values.
5. Confirm whether immediate sale is lawful and operationally possible.
6. Reserve cash for tax.
7. Review CGT dates and existing capital losses.
8. Consider concentration and personal goals.
9. Check cross-border, HELP, Division 293 and benefits effects.
10. Obtain advice before the event.

Common ESS mistakes

Employees commonly assume no sale means no tax, use an informal valuation, overlook the 30-day rule, confuse vesting with exercise, forget foreign awards, double-count the ESS amount in CGT, or spend sale proceeds without reserving tax.

Employers can fail by missing reporting deadlines, using generic documents that do not match operations, promising tax outcomes, or allowing cap-table and payroll records to diverge.

The bottom line

An ESS can align employees with business growth and create substantial wealth. It can also create tax without cash, concentrated exposure and complex record keeping.

Map the full timeline from grant to vesting, exercise, taxing point and sale. Quantify both ESS income and later CGT, preserve the valuation evidence, and model the tax-return consequences before acting.

Need help calculating a taxing point, reviewing a start-up concession or reconciling ESS and CGT records? Find an Australian accountant or tax specialist through WealthWorks.