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Whole Person Impairment Assessments After a Construction Site Injury in NSW 

Construction work is a very physically demanding industry and carries a high rate of workplace injuries

If you are injured at work, you may be entitled to workers’ compensation. Your Whole Person Impairment (‘WPI’) will be assessed and will affect how much lump sum compensation you are entitled to, as well as your long-term entitlement to ongoing weekly payments and medical expenses.

What Is A Whole Person Impairment Assessments In Construction Site Injuries in NSW?

A Whole Person Impairment (WPI) Assessments in construction site injuries in NSW measure the extent of a construction worker’s permanent physical or psychological damage caused by a work-related injury or illness. It is expressed as a percentage, representing how much the injury affects your ability to function compared to a healthy person.

The WPI assessment uses medical guidelines set out in the Workers Compensation Guidelines for the Evaluation of Permanent Impairment (issued by the State Insurance Regulatory Authority or “SIRA”). Only a Medical Assessor (appointed by the Personal Injury Commission) or an Independent Medical Examinercan perform this assessment.

How Whole Person Impairment (WPI) Affects Your Entitlements

Once your degree of impairment has been medically determined, it impacts two key forms of compensation:

Lump Sum Compensation for Permanent Impairment

If your injury results in a permanent impairment of at least 11% permanent impairment (physical) or 15% (psychological), you may be eligible for a for a lump sum payment. This is a one-off amount designed to compensation for your lasting impact on your injury your like and work capacity.  0

The payment amount increases progressively with your WPI percentage. For example, a 15% impairment will result in a  smaller payout than a 30% impairment.  Importantly, this payment is separate from wage benefits and medical expenses you may have already received. If your impairment exceeds 21%, you’re eligible for lifetime medical treatment, and weekly entitlements may continue after five years.

Work Injury Damages Claim

If your WPI is assessed at 15% or more, you may meet the work injury damages threshold, allowing you to pursue a common law claim for negligence. This type of claim seeks damages for economic loss, such as past and future loss of earnings, rather than pain and suffering.

Reaching the 15% threshold is critical because it opens the door to additional compensation that can significantly improve your long-term financial security after a serious construction injury.

The Whole Person Impairment Assessment Process Explained

The process of obtaining a permanent impairment assessment involves several steps:

  1. Stabilisation of Your Injury

Your injury must have reached “maximum medical improvement” (“MMI) and be considered “stable”. This occurs when your condition is well stabilised and is unlikely to change substantially in the next year with or without medical treatment.

  1. Medical Examination

You will attend an examination with an Independent Medical Examiner who will assess your physical or psychological condition using SIRA-approved guidelines.

  1. Determination of the WPI Percentage

The specialist provides a written report detailing your level of impairment and the calculation used to determine it. This report becomes the basis for your claim.

  1. Insurer Review and Dispute Resolution

The insurer can either accept the assessment or request a second opinion. If there’s a disagreement, the Personal Injury Commission may step in to make a final decision. The insurer has the option to review the outcome during the matter setting. If no resolution is reached, the case proceeds to the PIC (Personal Injury Commission).

This process can take several weeks or even months, depending on the complexity of your injury and whether disputes occur.

Common Challenges in Construction Injury Whole Person Impairment Assessments

Construction injuries often involve complex medical and functional issues, which can complicate WPI assessments compared to other industries. Some common challenges include:

  • Pre-existing Conditions – If you had a prior injury or condition, the insurer might argue that part of your impairment is unrelated to your current claim.
  • Psychological Impact – Mental health conditions such as PTSD or anxiety often accompany physical injuries, but these can be harder to quantify.
  • Disputes with Insurers – Insurers sometimes contest the level of impairment to reduce payout amounts, leading to delays or reassessments.

Because these challenges can directly affect the outcome of your WPI assessment construction claim, getting professional advice early can make a significant difference.

Why Legal Representation Matters

Having an experienced workers’ compensation lawyer on your side ensures that your injury is documented correctly and assessed according to the law. Lawyers can:

  • Organise referrals to independent specialists for an unbiased evaluation.
  • Ensure your claim includes all relevant injuries, not just those initially reported.
  • Challenge unfair insurer decisions through the Personal Injury Commission.
  • Advise on whether you qualify for a work injury damages claim once your impairment reaches the required threshold.

 

At Garling & Co, our Accredited Specialists in Personal Injury Law handle construction-related claims regularly. We understand the medical, legal, and financial aspects of permanent impairment cases and fight to make sure you receive the compensation you are entitled to.

If you have suffered a serious or lasting injury on a construction site, understanding how your permanent impairment assessment in NSW works is crucial. The WPI percentage assigned to you will determine the level of compensation you receive and whether you can make further claims for lost income.

Because construction injuries often involve multiple and complex impairments, having a specialist lawyer ensures your assessment reflects the true extent of your disability.

Garling & Co’s expert guidance ensures your whole person impairment assessment from your construction site injury in NSW is accurately assessed to reflect your actual injury and ensure you receive the benefits you are entitled to. Contact our Accredited Specialists today and start your journey to recovery.

 

Here are some links to helpful pages on our website that may be useful to you!

Calculate your WPI payment amount here

Garling and Co – Construction Injury Law Experts

Kerry Byrnes Accredited Specialist in Personal Injury Law infront of trees

Kerry Byrnes

Alyssa F
08:02 31 Dec 25
Matthew Garling and his team have provided incredible support and guidance throughout my MVA damages claim this year, and I can’t thank them enough for making this journey feel like such a breeze.... When I initially engaged Garling & co, I had no understanding of what was ahead. I was anxious and unsure about the process, while also navigating the physical challenges of my injuries. With assurance that my matter was being handled with high level of expertise, professionalism and integrity, I was able to focus on recovery instead. Throughout the process, Matthew and Allison have been honest, straightforward and efficient in all communication; being a supportive buffer in all dealings with the insurer, and consistently committed to a successful outcome. The outcome was excellent, and it is with huge relief and great thanks that I can put this matter behind me. I would highly recommend the services of Garling and co for any injury claims of a similar nature, and I’m forever grateful to Matthew and his team.read more
David Y
21:33 15 Dec 25
A big thank you to Matthew for his expertise, dedication, and genuine care in handling my matter. The outcome exceeded my expectations, and I am truly grateful for the excellent work of his entire... team. Outstanding results - highly recommended.read more
Richard R.
07:58 02 Dec 25
I needed urgent, clear advice regarding a Workers Compensation claim and "cold-called" Garling & Co.I was put through to Kerry Byrnes, and from that moment, my stress began to lift.I explained my... scenario which was causing me huge anxiety and Kerry listened intently. She provided simple, clear, and authoritative advice on my legal standing, the correct next steps, and what to realistically expect.Crucially, she reassured me that everything I had done to that point was correct.This initial consultation, which I later learned was provided at no cost, gave me perfect guidance and an immense sense of relief.There is truly no price you can put on that level of reassurance and peace of mind from an expert and Kerry delivered both instantly.Should my claim proceed and I need further legal insight, I will choose Kerry and the team at Garling & Co without hesitation.Their focus is clearly on the client and getting the right outcome.I recommend Kerry and the firm 100%.Thank you, Kerry!read more
Graeme M.
04:22 29 Oct 25
Matthew Garling and his team have been excellent in dealing with my case. I am very happy with the result and the process to guide me through everything over the last two years. Most importantly... happy with the payout. Highly recommend if you’re thinking of claiming for an injury caused by another party.read more
Melanie F.
00:20 18 Oct 25
3 years ago, I got injured at work and at first I was denied getting any help from a certain insurance company so I looked up lawyers that could possibly help me getting what I was entitled to and I... am so glad Garling and co took on that responsibility to help me,I still have some way to go but Kerry Byrnes and her team have gone above and beyond for me I am so grateful I had her in my corner,I highly recommend Garling and co I don’t know where I would be now if not for guidance and understanding THANKYOU Kerry and team I am 1 happy customerread more
steve J.
00:38 29 Sep 25
Brilliant Service and I am always kept well informed. Definitely recommend this law firm to anyone seeking compensation lawyers. I really appreciate and thank Matthew and his wonderful team for their... incredible and sincere hard work they have put in for my case in the last couple of years. My family and I are blessed and very satisfied with our outcome. God Bless you Matthew Garling and your team.read more
Mark W.
10:50 17 Sep 25
Garling and Co. are an exceptional outfit. Matthew Garling is a talented lawyer and supported and surrounded by a great team of people including Allison Luck and others. What made Matthew... particularly impressive with my case were his ability to communicate complex legal processes and simplify options for the next steps, his genuine interest in the law, and his passion to seek appropriate compensation on my behalf. He was not ready to settle my case until I was ready to settle the case. I am very grateful to have had Garling and Co. 'in my corner' and would not hesitate to recommend this business to others.read more
Elyce
22:22 06 Sep 25
I never imagined this chapter would close, but it finally has.I cannot thank Joelle enough for the incredible support she gave me during one of the most challenging times in my life.Her... professionalism and genuine care throughout my claim process exceeded all my expectations.Whenever I contacted Garling and Co to speak with Joelle, I was assisted by Lynn. She was always polite, clear, and concise, and consistently showed empathy whenever I called or emailed.read more
Anonymous 1.
22:02 04 Sep 25
I was referred to Garling & Co Lawyers, after previously retaining another law firm who failed to progress my matter for a period verging on three years.This was extremely frustrating and damaging,... causing me a lot of unnecessary stress and unreasonable delays. After my first conference with Matthew, he understood the challenges that I had faced and that I wanted to resolve my matter with the defendant reasonably and in a timely manner.My matter was resolved at mediation and during the process, Matthew and Dallas Morgan (barrister), professionally communicated the procedure to me and they negotiated a reasonable settlement, that I was comfortable in accepting.Thank you to Matthew and Allison for being patient with me during the most challenging time of my life. I can now move on with my life and heal. Had I not retained Garling & Co Lawyers, I highly doubt my matter would ever have been resolved.read more
Sammy R.
01:07 04 Sep 25
Garling and Co have been the best lawyers. Kerry and Matthew have worked and been working on my case for a long time now. They have worked so hard and fought for my case every step of the way. They... are highly experienced in what they do, and are compassionate at the same time. I highly recommend this firm. My life changed in an instant when I was hit by a car, I will be forever grateful for the help they've given me. 10/10read more
READ ALL TESTIMONIALS

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Alyssa F
08:02 31 Dec 25
Matthew Garling and his team have provided incredible support and guidance throughout my MVA damages claim this year, and I can’t thank them enough for making this journey feel like such a breeze.... When I initially engaged Garling & co, I had no understanding of what was ahead. I was anxious and unsure about the process, while also navigating the physical challenges of my injuries. With assurance that my matter was being handled with high level of expertise, professionalism and integrity, I was able to focus on recovery instead. Throughout the process, Matthew and Allison have been honest, straightforward and efficient in all communication; being a supportive buffer in all dealings with the insurer, and consistently committed to a successful outcome. The outcome was excellent, and it is with huge relief and great thanks that I can put this matter behind me. I would highly recommend the services of Garling and co for any injury claims of a similar nature, and I’m forever grateful to Matthew and his team.read more
David Y
21:33 15 Dec 25
A big thank you to Matthew for his expertise, dedication, and genuine care in handling my matter. The outcome exceeded my expectations, and I am truly grateful for the excellent work of his entire... team. Outstanding results - highly recommended.read more
Richard R.
07:58 02 Dec 25
I needed urgent, clear advice regarding a Workers Compensation claim and "cold-called" Garling & Co.I was put through to Kerry Byrnes, and from that moment, my stress began to lift.I explained my... scenario which was causing me huge anxiety and Kerry listened intently. She provided simple, clear, and authoritative advice on my legal standing, the correct next steps, and what to realistically expect.Crucially, she reassured me that everything I had done to that point was correct.This initial consultation, which I later learned was provided at no cost, gave me perfect guidance and an immense sense of relief.There is truly no price you can put on that level of reassurance and peace of mind from an expert and Kerry delivered both instantly.Should my claim proceed and I need further legal insight, I will choose Kerry and the team at Garling & Co without hesitation.Their focus is clearly on the client and getting the right outcome.I recommend Kerry and the firm 100%.Thank you, Kerry!read more
Graeme M.
04:22 29 Oct 25
Matthew Garling and his team have been excellent in dealing with my case. I am very happy with the result and the process to guide me through everything over the last two years. Most importantly... happy with the payout. Highly recommend if you’re thinking of claiming for an injury caused by another party.read more
Melanie F.
00:20 18 Oct 25
3 years ago, I got injured at work and at first I was denied getting any help from a certain insurance company so I looked up lawyers that could possibly help me getting what I was entitled to and I... am so glad Garling and co took on that responsibility to help me,I still have some way to go but Kerry Byrnes and her team have gone above and beyond for me I am so grateful I had her in my corner,I highly recommend Garling and co I don’t know where I would be now if not for guidance and understanding THANKYOU Kerry and team I am 1 happy customerread more
steve J.
00:38 29 Sep 25
Brilliant Service and I am always kept well informed. Definitely recommend this law firm to anyone seeking compensation lawyers. I really appreciate and thank Matthew and his wonderful team for their... incredible and sincere hard work they have put in for my case in the last couple of years. My family and I are blessed and very satisfied with our outcome. God Bless you Matthew Garling and your team.read more
Mark W.
10:50 17 Sep 25
Garling and Co. are an exceptional outfit. Matthew Garling is a talented lawyer and supported and surrounded by a great team of people including Allison Luck and others. What made Matthew... particularly impressive with my case were his ability to communicate complex legal processes and simplify options for the next steps, his genuine interest in the law, and his passion to seek appropriate compensation on my behalf. He was not ready to settle my case until I was ready to settle the case. I am very grateful to have had Garling and Co. 'in my corner' and would not hesitate to recommend this business to others.read more
Elyce
22:22 06 Sep 25
I never imagined this chapter would close, but it finally has.I cannot thank Joelle enough for the incredible support she gave me during one of the most challenging times in my life.Her... professionalism and genuine care throughout my claim process exceeded all my expectations.Whenever I contacted Garling and Co to speak with Joelle, I was assisted by Lynn. She was always polite, clear, and concise, and consistently showed empathy whenever I called or emailed.read more
Anonymous 1.
22:02 04 Sep 25
I was referred to Garling & Co Lawyers, after previously retaining another law firm who failed to progress my matter for a period verging on three years.This was extremely frustrating and damaging,... causing me a lot of unnecessary stress and unreasonable delays. After my first conference with Matthew, he understood the challenges that I had faced and that I wanted to resolve my matter with the defendant reasonably and in a timely manner.My matter was resolved at mediation and during the process, Matthew and Dallas Morgan (barrister), professionally communicated the procedure to me and they negotiated a reasonable settlement, that I was comfortable in accepting.Thank you to Matthew and Allison for being patient with me during the most challenging time of my life. I can now move on with my life and heal. Had I not retained Garling & Co Lawyers, I highly doubt my matter would ever have been resolved.read more
Sammy R.
01:07 04 Sep 25
Garling and Co have been the best lawyers. Kerry and Matthew have worked and been working on my case for a long time now. They have worked so hard and fought for my case every step of the way. They... are highly experienced in what they do, and are compassionate at the same time. I highly recommend this firm. My life changed in an instant when I was hit by a car, I will be forever grateful for the help they've given me. 10/10read more
University of Technology, Sydney
Member of Law Society of New South Wales
Law Society of NSW Specialist Accreditation
University of Sydney
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University of Technology, Sydney
Member of Law Society of New South Wales
Law Society of NSW Specialist Accreditation
University of Sydney
Legal Profession Admission Board of New South Wales
The law society of nsw professional standards scheme logo.
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