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NDIS Tax Obligations for Australian Providers in 2026

7 mins read
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Colin Lua
Portfolio Lead, Accounting & Tax Operations – Australia
Colin Lua is a seasoned accounting professional with over 15 years of experience, including the past two years as Portfolio Lead in Accounting & Tax Operations at Sleek Australia. A trusted expert in SME accounting and taxation, Colin specialises in supporting businesses across retail, investment management, and professional services.

He holds multiple professional accreditations, including being a CPA Australia member, NTAA Fellow, and Registered Tax Agent. His academic credentials include a Bachelor of Business, Master of Accounting, and an Executive MBA—underscoring his strong foundation in business and finance.

At Sleek, Colin works closely with small and medium businesses, helping them navigate financial and tax compliance with confidence and clarity. He finds deep satisfaction in achieving successful outcomes for clients, from accurate bookkeeping to timely tax lodgements—believing that it’s the small victories that make a big impact.

Beyond his professional life, Colin enjoys reading history and business books, and recharging on nature hikes. As a child, he aspired to be a business person—something he now fulfills by supporting others on their entrepreneurial journey.
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Key takeaways
  • Many NDIS supports are GST-free, but only when all four ATO conditions are met at once.
  • Your provider income is assessable and taxable, even though the participant’s NDIS funding is not.
  • GST-free income does not count toward the A$75,000 registration threshold, but registering lets you claim GST credits.
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In this article

NDIS tax obligations for Australian providers come down to one core question: which of your supports are GST-free and which are not. Many NDIS supports are GST-free, but only when four ATO conditions are all met, and the participant being on the NDIS is not enough on its own. On income tax, your provider earnings are taxable business income like any other.

  • Many NDIS supports are GST-free, but only when all four ATO conditions are met at once.
  • Your provider income is assessable and taxable, even though the participant’s NDIS funding is not.
  • GST-free income does not count toward the A$75,000 registration threshold, but registering lets you claim GST credits.

What are the tax obligations for NDIS providers?

As an NDIS provider you have the same core obligations as any Australian business: report your income for income tax, hold an ABN, and manage GST if it applies. The NDIS twist is GST: a large share of your supports may be GST-free, which changes what you charge and how you invoice.

The trap is assuming everything you do for an NDIS participant is automatically GST-free. It is not. GST-free status attaches to the specific support and its documentation, not to the client.

Which NDIS supports are GST-free?

A support you provide to an NDIS participant is GST-free only when all four conditions in section 38-38 of the GST Act are met at the same time. Miss any one and GST applies:
  1. The participant has an NDIS plan in effect, approved by the NDIA.
  2. The support is a reasonable and necessary support specified in that plan.
  3. There is a written agreement between you and the participant (or their representative), stating the support is one specified in the plan.
  4. The support is a kind covered by the NDIS Determination 2021 (currently extended to 30 June 2027).

Because the test is support-specific, the same type of service can be GST-free for one job and taxable for the next. This table shows how:

Scenario

GST treatment

Why

Cleaning listed in the participant’s plan, with a written agreement

GST-free

All four conditions met

Extra cleaning hours beyond what the plan funds

10% GST applies

Beyond the plan’s specified scope

A deep clean for a family member not on the NDIS

10% GST applies

Recipient is not an NDIS participant

Gardening tied to a safe living environment in the plan

GST-free

Covered support, documented, in plan

How is income tax handled for NDIS providers?

Your income as a provider is assessable business income and is taxed like any other business earnings, regardless of whether the supports were GST-free. GST-free only means you do not add 10% GST to the invoice, it has nothing to do with income tax.

How you are taxed depends on your structure: a sole trader reports provider profit at personal marginal rates, while a company pays company tax. For the distinction between participants and providers, note that a participant’s NDIS funding is not assessable income to them, but your fee for delivering the support is income to you.

See our sole trader accounting page for how this works day to day.

Do you need an ABN and GST registration?

Running a provider business means you need an ABN to invoice properly. GST registration is the more nuanced call, and NDIS providers get a specific quirk here.

  • The A$75,000 threshold is based on taxable turnover. Because GST-free income does not count toward it, you could earn well over A$75,000 in mostly GST-free supports and not be required to register.
  • Registering anyway is often worth it: only registered businesses can claim GST credits on the GST paid on their own expenses.
  • If you deliver a mix of GST-free and taxable supports, registration is more likely to be required, and your invoicing must separate the two.

What are your BAS and reporting obligations?

If you are registered for GST, you lodge a business activity statement each period, even when most of your supports are GST-free and the GST you collect is zero. The BAS is how you claim back the GST on your expenses.

  • Report GST-free and taxable supplies separately, so your figures are accurate.
  • Claim GST credits on business purchases (equipment, software, vehicle running costs) through the BAS.
  • Invoice correctly: a GST-free invoice should show the GST-free treatment, not just leave the GST field blank.
  • If you wrongly charge GST on a GST-free support, you must still remit it unless you correct the invoice and refund the participant.
TIP
Set your accounting software with a default GST-free tax code for in-plan NDIS supports, and a separate taxable code for anything outside the plan. Sight the participant’s statement of supports before invoicing so you can prove the support was in their plan if the ATO ever asks.

Which deductions are specific to NDIS providers?

You can deduct the ordinary running costs of delivering support, and providers routinely miss the travel and home-admin ones. Being registered for GST lets you also claim the GST credits on these where they include GST.

  • Vehicle and travel costs between participants (not your home-to-first-job commute).
  • Professional development, mandatory training, and NDIS-required screening or checks.
  • Insurance, including the cover NDIS audits require.
  • Home-office running costs for rostering, invoicing, and admin done from home.
  • Software, phone, and consumables used in delivering supports.

Keep the records: whether a cost is GST-free-related or taxable, you still need evidence to claim it, and providers with clean books using tools like Xero claim more with less stress.

How Sleek helps NDIS providers stay compliant

For NDIS providers, tax comes down to getting GST right: many supports are GST-free, but only when all four ATO conditions are met, and anything outside the participant’s plan is taxable. Your provider income is taxable regardless, and registering for GST lets you claim credits on your costs even when you charge no GST.

Sleek gives NDIS providers accounting that understands the GST-free rules, so your invoicing separates in-plan supports from taxable extras and your BAS is lodged correctly. Our team keeps your records audit-ready for both the ATO and NDIS reviews.

Stay compliant with NDIS tax obligations
Sleek’s accountants help NDIS providers maximise available tax benefits.
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FAQs about NDIS tax obligations in Australia

Are all NDIS supports GST-free?

No. A support is GST-free only when all four ATO conditions are met: the participant has an NDIS plan in effect, the support is a reasonable and necessary support specified in that plan, there is a written agreement, and the support is covered by the NDIS Determination 2021. If any condition is missing, 10% GST applies, even for an NDIS participant.

Is NDIS income taxable for providers?

Yes. Your earnings as a provider are assessable business income and are taxed like any other business income, whether the supports were GST-free or not. GST-free status only affects whether you charge GST on the invoice. The distinction is that the participant’s NDIS funding is not taxable to them, but your fee for delivering support is income to you.

Do I need to register for GST as an NDIS provider?

Only if your taxable turnover reaches A$75,000. Because GST-free supports do not count toward that threshold, you can earn well above A$75,000 in mostly GST-free income without being required to register. Many providers register voluntarily anyway, because only registered businesses can claim GST credits on their own expenses.

Can I claim GST credits if my NDIS income is GST-free?

Yes, but only if you are registered for GST. Once registered, you can claim input tax credits on the GST included in eligible business purchases, such as equipment, software, and vehicle running costs, even when the supports you deliver are GST-free. You claim these credits through your BAS, which can put you in a refund position.

What makes a support taxable rather than GST-free?

A support is taxable when it falls outside the four conditions, most often because it exceeds the scope or quantity funded in the participant’s plan, is not covered by the NDIS Determination, lacks a written agreement, or is supplied to someone who is not an NDIS participant. Extra hours beyond the plan and services for a participant’s family are common examples.

Do I still lodge a BAS if my supports are all GST-free?

Yes, if you are registered for GST you must lodge a BAS for every period, even when the GST you collect is nil. The BAS is how you claim GST credits on your business expenses. You report GST-free and taxable supplies separately, and lodging a nil-GST BAS is normal for providers whose supports are largely GST-free.

What happens if I charge GST on a GST-free support by mistake?

You are still legally required to remit that GST to the ATO unless you fix it. To correct it, issue a revised GST-free invoice and refund the GST portion to the participant or their plan manager. This is why checking the four conditions and using the right GST code before invoicing matters, incorrect GST is a common and costly error.