ACC Abbreviations

ACC Abbreviations & Acronyms Explained (NZ)

 

Navigating the ACC system can be confusing — especially when documents, emails, and reports are filled with abbreviations.

This page explains common ACC abbreviations and acronyms used in New Zealand, in clear, plain language. It is designed to help injured people, whānau, and advocates better understand ACC communications.

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What Is ACC?

ACC stands for Accident Compensation Corporation.
It is New Zealand’s no-fault injury insurance scheme that provides cover for personal injuries, regardless of who was at fault.

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Common ACC Abbreviations

ACC

Accident Compensation Corporation
New Zealand’s government agency that manages injury cover, rehabilitation, and compensation.

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ACC Act

Accident Compensation Act 2001
The main law that governs how ACC operates, what injuries are covered, and what entitlements may apply.

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AC Scheme

Accident Compensation Scheme
The overall injury cover system is administered by ACC.

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Claim & Injury-Related Terms

TI

Treatment Injury
An injury caused by medical treatment, rather than the original condition being treated.
(This was previously called “medical misadventure.)

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WRGP

Work-Related Gradual Process
An injury that develops over time due to work conditions (for example, repetitive strain injuries).

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PI

Physical Injury
An injury caused by a specific accident or event.

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MI (Sexual Abuse)

Mental Injury caused by Sexual Abuse
Mental injuries are generally not covered by ACC unless they result from sexual assault or abuse.

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Claim Process & Decision Terms

Claim

A request made to ACC for injury cover and related support.

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Cover Decision

ACC’s decision on whether your injury is accepted under the ACC scheme.

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Entitlements

Support ACC may provide once a claim is accepted. This can include treatment, rehabilitation, weekly compensation, and support services.

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Declined Claim

A claim ACC has decided is not covered under the legislation.

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Review

A formal process where an independent reviewer considers whether ACC’s decision was correct.

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Appeal

A further legal process if a review decision is disputed, usually through the courts.

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Work, Levy & Employer Terms

BIC

Business Industry Classification
A code used by ACC to classify businesses for levy purposes.

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CU

Classification Unit
Group businesses by industry risk to determine ACC levy rates.

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Levy

Payments made by employers, employees, self-employed people, and vehicle owners to fund ACC.

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Forms You May See

ACC45

Injury Claim Form
The standard form used to lodge an ACC injury claim.

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ACC2152

Treatment Injury Claim Form
Used when lodging claims relating to treatment injuries.

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Other Common ACC Terms

No-Fault Scheme

You do not need to prove someone was at fault to receive ACC cover.

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Rehabilitation

Support provided by ACC to help a person regain independence, function, or the ability to work.

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Case Manager

The ACC staff member assigned to manage a person’s claim.

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Why This Page Exists

Many people experience confusion, stress, and delays due to unclear ACC language.

ACC Advocates NZ exists to help people understand their rights, options, and pathways through the ACC system.

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Need Help With ACC?

If ACC decisions don’t make sense, or you feel overwhelmed, support is available.

👉 Visit our ACC Advocates Directory to find an advocate who can help guide you through the process.