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NDIS explained

What is the NDIS supporting evidence form?

Updated 19 October 2026 · Checked against official NDIS and government sources

In plain English

The NDIS supporting evidence form is completed by your treating health professional, such as your GP, specialist or therapist, to support your application to join the NDIS. It describes your impairment, how long it is likely to last, the treatment you have had, and how it affects everyday activities like moving around, communicating and looking after yourself. It is one of several ways to give the NDIA evidence.

Where the form fits in your application

To apply for the NDIS you make an access request, usually using the access request form. The NDIA then needs evidence of your disability. Your treating professional can provide it in several ways:

  • Completing the treating professional section of the access request form
  • Completing the separate supporting evidence form
  • Completing the evidence of psychosocial disability form, for mental health conditions
  • Sending existing reports, assessments or letters that already cover the same information

Who should complete it

The NDIA asks for evidence from the treating professional most appropriate to your main disability. It should be someone registered to practise in Australia or New Zealand who has treated you for at least 6 months and has seen you recently.

That could be your GP, paediatrician, psychiatrist, neurologist, psychologist, occupational therapist, speech pathologist or physiotherapist. You can include evidence from more than one professional, and it often helps when your needs cross several areas.

What the professional needs to describe

The evidence has to line up with the NDIS access criteria. A strong form covers:

  • Your diagnosis and the impairment it causes
  • Whether the impairment is permanent or likely to be permanent
  • Treatments you have tried, how long for, and the outcome
  • Whether further treatment is likely to remedy the impairment
  • How the impairment affects communication, social interaction, learning, mobility, self care and self management, with specific examples
  • The help you need, how often, and what happens without it

Tips to make your evidence count

  • Book a long appointment so there is time to talk it through
  • Bring notes about your hard days, not just your average ones
  • Ask the professional to use specific examples rather than general words like moderate or some difficulty
  • Include results of any standardised assessments, such as WHODAS 2.0, Vineland-3 or PEDI-CAT
  • If your condition is on List A, make sure the form confirms the diagnosis and its level, for example the autism level or GMFCS level
  • Read it before it is sent and check nothing important is missing

Sending it and what happens next

You can send the form with your access request, or after it. The NDIA may ask for more information. If it does, you generally have 90 days to provide it, or longer if the request says so, otherwise your access request can be treated as withdrawn.

A support coordinator, local area coordinator or early childhood partner can help you put the request and evidence together.

Evidence and the 2028 changes

From 1 January 2028 NDIS access will be based on a standardised assessment of functional capacity. Evidence from your treating professionals, particularly your diagnosis and treatment history, will still matter, because permanence will consider whether appropriate treatment has been tried. Until then, the current forms and rules apply.

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Common questions

Who can fill out the NDIS supporting evidence form?

A treating health professional who is the most appropriate person for your main disability, ideally someone who has treated you for at least 6 months and is registered in Australia or New Zealand.

Do I have to use the supporting evidence form?

No. Your professional can complete the treating professional section of the access request form instead, or send existing reports and letters that cover the same information.

Can more than one professional provide evidence?

Yes. Evidence from several professionals is common and useful, especially if your disability affects several areas of your life.

Does the NDIS pay for the supporting evidence form?

No. The NDIS does not fund evidence before you are a participant. Ask your GP or specialist about fees, and whether any part is covered by Medicare.

Is there a separate form for psychosocial disability?

Yes. There is an evidence of psychosocial disability form, which your treating professional can complete if your main disability relates to a mental health condition.

Sources

This page is general information, not advice about your plan. NDIS rules change, so check the NDIA or your plan manager before making decisions.

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