Letter · Insurance Law

Letter to an insurer disputing avoidance or reduction of a claim for non-disclosure or misrepresentation

A letter for an insured disputing an insurer's decision to avoid a general insurance policy or reduce a claim for non-disclosure or misrepresentation, testing the decision against ss 20B, 21, 22, 27AA and 28 of the Insurance Contracts Act 1984 (Cth).

Kind
Letter. A letter or email you adapt and send.
Where it applies
Australia
AI use
Yellow AI can help in set ways. A lawyer checks specific points before use.
Law stated as at
18 October 2026
Status
Maintained. Checked on 18 October 2026 against the 4 authorities it cites, for Australia.
Version
1
Source
Written for this library

When to use it

Use when an insurer has declined a claim, cancelled or avoided a policy, or reduced a payment because of something the insured did or did not say before the contract was entered into or renewed. Choose the consumer or non-consumer section first.

Used for these tasks

Each task page says how far AI may help with the task and what the lawyer must review.

How AI may be used

AI may build the table comparing the proposal questions, the answers given and what the insurer says was not disclosed; the lawyer decides which duty applies, whether the insurer's case is made out and what the letter asserts.

AI may

  • Extract each proposal or renewal question and the answer given into a comparison table
  • Match the insurer's allegations to the documents and list what evidence the insurer has not provided
  • Draft the factual sections of the letter from the verified table

AI must not

  • Must not decide whether the contract is a consumer insurance contract or whether a failure was fraudulent
  • Must not assert what the insurer would have done (underwriting) without evidence from the insurer
  • Must not make statements about the insured's knowledge or state of mind that the client has not confirmed

The lawyer checks

  • Whether the policy is a consumer insurance contract (s 20B applies) or another contract (s 21 applies), at the relevant inception or renewal
  • For s 21, whether the insurer gave the written s 22 notice; if not, it cannot rely on non-fraudulent non-disclosure
  • Whether the insurer has shown it would not have entered into the contract on the same terms (s 28(1)) and, if reducing, how it calculated the prejudice (s 28(3))
  • Every factual statement in the letter has been confirmed by the client and the documents

Method: how the Green, Yellow and Red levels are decided. This is guidance for planning, not legal advice.

Authorities

Read the full text

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