There is nothing to stop the ACC misleading itself so as to have the purpose of reducing claimants lawful and entitlements.
Section 2 should serve to protect claimants against private investigators producing false information or receiving false information from third parties. We should also be protected from occupational and medical assessors reducing information "not known to be true". This occurred to me while watching to lawyers presenting endless guesswork to a judge yesterday whereupon the judge the seasoned by many years of presentations of such guesswork was relying upon his own understanding with the result that the outcome cannot have any resemblance to fact.
308 Offence to mislead Corporation
(1) A person commits an offence who, for the purpose described in subsection (2) or with the result described in subsection (3),—
(a) makes any statement knowing it to be false in any material particular; or
(

(2) The purpose is—
(a) for that person to receive or continue to receive any payment or entitlement; or
(

(3) The result is—
(a) that that person receives or continues to receive any payment or entitlement, whether or not entitled to it under this Act; or
(

(4) A person who commits an offence against this section is liable on conviction to imprisonment for a term not exceeding 3 months or a fine not exceeding $5,000.