A Brisbane fintech founder — 19 people, Seed extension closed in March, revenue in the low seven figures — signs off on three things in the same fortnight. A Tesla Model Y on a two-year novated lease for the CTO (“EV FBT exemption, right?”). A $2,400 reimbursement to a Melbourne backend engineer for a standing desk, an ergonomic chair, an ultrawide monitor and a mesh router — the engineer is a permanent WFH hire, employed from the Melbourne home she has lived in for six years. A Sydney sales lead relocating from Perth for an eight-month product launch onto a living away from home allowance covering rent and food. The founder’s bookkeeper enters all three as ordinary staff expenses. In April 2027 the accountant opens the FBT year-end schedule, applies the type 1 gross-up rate of 2.0802 to the WFH kit, works through the EV exemption grandfathering clock the Electric Car Discount legislation put on the calendar, notices there is no LAFHA declaration signed for the Sydney sales lead, and produces a reportable fringe benefits amount for the CTO that pushes the employee’s payment summary past the Medicare Levy Surcharge threshold. None of the three benefits were free of FBT. Two were mostly avoidable. One is now a permanent hit to the CTO’s private health, HELP and childcare-subsidy positions.
That fact pattern is the ordinary shape of the FBT surprise for a growing Australian startup. Founders track PAYG withholding, superannuation guarantee and the new Payday Super cadence because those obligations announce themselves at the first hire. Fringe Benefits Tax announces itself once a year, in the return that runs from 1 April to 31 March, at a flat rate of 47% on the grossed-up value of every non-cash benefit provided to an employee or their associate — and it announces itself on benefits founders never priced as remuneration. Here is how the regime actually works in 2026.
The Framework — What FBT Actually Is
FBT sits in the Fringe Benefits Tax Assessment Act 1986 (Cth). It is a tax on the employer, not the employee, at a flat rate of 47% on the grossed-up taxable value of benefits provided in respect of employment. The FBT year runs 1 April to 31 March; the return and any tax are due by 21 May (25 June if lodged electronically by a registered tax agent). Two gross-up rates operate:
- Type 1 — 2.0802 — for benefits where the employer was entitled to a GST credit on the underlying cost (most in-house-supplied benefits and standard vendor invoices where GST is charged).
- Type 2 — 1.8868 — for benefits with no GST credit (residential rent, financial supplies, imports without a business supplier).
The gross-up produces the reportable fringe benefits total on which the 47% is levied. On a $2,400 Type 1 WFH kit, the FBT payable is $2,400 × 2.0802 × 47% = $2,346 — near dollar-for-dollar with the benefit itself. Founders who model perks as after-tax employee value routinely under-cost the employer FBT by a factor of two.
The Startup Exposure Points — Where Founders Actually Get Caught
Five categories account for almost every FBT liability we see on a startup’s first review:
1. The Electric Car Exemption — And Its 1 April 2027 Phase-Down
The Treasury Laws Amendment (Electric Car Discount) Act 2022 (Cth) exempts from FBT eligible zero-emission and low-emission vehicles first held and used from 1 July 2022, up to the luxury car tax fuel-efficient threshold — $91,387 for 2025-26. Plug-in hybrid vehicles lost eligibility for new novated lease arrangements from 1 April 2025; pre-existing PHEV leases are grandfathered for the life of the arrangement.
The May 2026 Federal Budget announced a phased wind-down of the exemption itself. Full exemption for all eligible battery-electric and hydrogen fuel-cell vehicles continues until 31 March 2027; from 1 April 2027 to 31 March 2029, only vehicles under $75,000 drive-away retain the exemption; the exemption is scheduled to end entirely for new arrangements from 1 April 2029. Arrangements entered before each transition date are grandfathered for the remainder of the lease. The strategic point for founders is narrow: any exempt-car arrangement a startup wants to run through the phase-down should be entered into and the car first held before 31 March 2027. The FBT exemption does not remove the reportable fringe benefits amount — the grossed-up notional value of the car still hits the employee’s payment summary and still affects Medicare Levy Surcharge, HELP repayments and family payments, even though no FBT is paid.
2. Home Office Kit — Portable Devices, Otherwise Deductible, and the WFH Trap
Two exemptions do most of the work on WFH provisioning:
- Section 58X — portable electronic device exemption. One portable electronic item per employee per FBT year primarily for use in the employee’s employment is exempt — a laptop, tablet, phone or portable printer. A second device is only exempt where it substantially differs in function from the first. Two laptops in the same FBT year is not exempt; a laptop and a phone is.
- The otherwise deductible rule (section 24). The taxable value of a benefit is reduced by the notional deduction the employee would have been entitled to under Division 8 of the Income Tax Assessment Act 1997 if the employee had incurred the expense personally. A monitor used 100% for work reduces to zero. Internet and phone reimbursements reduce by the business-use percentage, but only where the employee provides a signed declaration by the FBT return lodgment date supported by a representative four-week diary of business versus private use.
Standing desks, ergonomic chairs, docking stations, ultrawide monitors — none are portable electronic devices under section 58X. The otherwise deductible rule reaches them only to the extent the item would be deductible to the employee, and reimbursement of a $2,400 furniture kit for a permanent WFH employee produces a reportable fringe benefits amount of roughly $4,992 grossed up, and roughly $2,346 of FBT unless the minor benefits exemption or the otherwise deductible rule brings the value down. Founders who assume the ATO’s 70 cents per work-hour fixed-rate method applies at the employer level are conflating two different regimes: that is an employee income tax deduction, not an FBT reduction.
3. Minor Benefits — The $300 Rule Founders Overuse
Section 58P exempts a benefit under $300 GST-inclusive provided on an infrequent and irregular basis where it would be unreasonable to treat it as a fringe benefit. Five statutory factors govern the unreasonableness test — infrequency, sum of associated benefits, sum of identical or similar benefits over the year, difficulty of valuation, and the circumstances of the benefit. A birthday gift once a year is minor. A monthly $250 Uber Eats stipend is not — the sum of identical or similar benefits factor pulls the whole year into the assessment. Founders who default to “$300 minor benefit” as blanket cover for recurring perks under-price the exposure.
4. Living Away From Home Allowance — 12 Months, One Declaration, One Chance
Section 30 of the FBT Act treats a living away from home allowance as a fringe benefit, and section 31 reduces the taxable value to nil where three conditions are met: the employee maintains a home in Australia at which they usually reside; the arrangement is for a fixed period no longer than 12 months at any single work location; and the employee provides a signed section 31F declaration by the FBT return lodgment date. The declaration is not optional. The 12-month cap resets only on a bona fide change of work location.
The startup pattern that trips LAFHA is the interstate hire on temporary secondment. Sydney sales lead relocating to Perth for a launch, Melbourne engineer covering the Brisbane hub for six months — the fact pattern reads as LAFHA, but the concession is lost without the declaration and lost after 12 months. Founders who treat LAFHA as an operating-expense line rather than an FBT-declaration workflow end the year paying tax on the whole allowance at the reportable fringe benefit level.
5. Reportable Fringe Benefits Amount — The Employee Externality
Where an employee’s individual fringe benefits amount exceeds $2,000 in the FBT year, the reportable fringe benefits amount — the grossed-up value at the type 2 rate of 1.8868 — is disclosed on the employee’s income statement. RFBA is not assessable income and no PAYG is withheld, but it is included in the employee’s adjusted taxable income for the Medicare Levy Surcharge, private health rebate, HELP repayments, Family Tax Benefit, Child Care Subsidy, Government co-contribution and Division 293 super testing. A CTO on a $180,000 salary with a $70,000 grossed-up novated-lease benefit finds themselves above every relevant threshold — and the startup, having paid no FBT on the exempt EV, is the entity the CTO wants to have that conversation with.
Salary Packaging — Where It Works and Where It Doesn’t
Salary packaging shifts an item from post-tax to pre-tax salary, and the FBT calculation moves to the employer. The math is favourable only where the benefit is:
- Exempt — a portable electronic device, a workplace parking exemption under section 58GA for small-business employers, or an eligible electric car during the exemption window; or
- Concessionally taxed — otherwise deductible items, novated cars under the operating cost method with high business use, or in-house benefits under section 62; or
- Attracts a lower effective tax rate for the employee than the salary sacrifice would have — usually only true for employees in the top marginal bracket.
For employees on marginal rates below 47%, salary packaging non-exempt benefits produces a worse combined tax outcome than paying cash. Founders offering “salary packaging” as a blanket benefit without modelling the employee’s marginal position routinely give employees a compensation package that costs the startup more than a cash equivalent and delivers the employee less.
What Founders Should Do Now
The compliance discipline is discrete. First, run an FBT scoping review annually before 31 March, not after — every non-cash benefit provided in the year, every reimbursement of an expense not wholly private, every allowance, every car, every laptop. Second, map the exemption stack against actual benefits provided — section 58X portable devices, section 58P minor benefits, section 30/31 LAFHA with declarations, the EV exemption before the 1 April 2027 phase-down, and the otherwise deductible rule with the underlying documentation. Third, collect FBT declarations at the moment of provision, not at year-end — LAFHA declarations, otherwise-deductible declarations, and employee usage diaries are the evidence base without which the concessions fail. Fourth, model the RFBA impact on employees before offering the benefit, especially exempt EVs — the grossed-up notional value flows through to income-tested Commonwealth entitlements even where no FBT is paid. Fifth, register for FBT with the ATO in the year the first benefit is provided, and lodge a nil return in years where the exposure resolves to zero — non-lodgment where the ATO’s records suggest a benefit was provided invites review.
The Bottom Line
Fringe Benefits Tax is the compliance obligation founders forget between the first hire and the first March-year end. The 47% flat rate on the grossed-up value of every non-cash benefit is expensive; the reportable fringe benefits amount externality on the employee’s income-tested entitlements is worse. The Electric Car Discount exemption is generous but on the clock — the 1 April 2027 luxury-car threshold cut-in and the 1 April 2029 termination reward founders who lock in eligible arrangements early. Home office reimbursements past the section 58X portable device sit outside the exemption stack unless the otherwise deductible declarations are on the file. LAFHA lives or dies on a signed section 31F declaration and a bona fide 12-month cap. Founders who run the FBT scoping review before 31 March and collect the declarations at the moment of provision reach the Series A without a reportable-fringe-benefit conversation with their CTO. Founders who don’t discover the regime the way the Brisbane fintech founder did — in April, retrospectively, at 47% grossed up.
Viridian Lawyers advises Australian startups on Fringe Benefits Tax structuring, electric-car exemption planning ahead of the 2027 phase-down, LAFHA and remote-hire arrangements, salary-packaging design and FBT compliance reviews before diligence. If your startup is provisioning WFH kit at scale, running a novated-lease program, or approaching an FBT year-end without a scoping review, get in touch.
