Not every workplace injury heals completely. Some injuries reach a point where further medical treatment will maintain your condition but will not improve it. Your doctors have done what they can. The residual pain, the limited range of motion, the reduced capacity to perform physical tasks — these are now part of your life. When your condition reaches this point, the workers’ compensation system classifies it as permanent, and the rules that govern your benefits change.
The transition from temporary to permanent disability is one of the most significant events in a workers’ compensation case. It affects the type of benefits you receive, how long those benefits continue, and in some cases, whether a lump-sum settlement becomes available. Understanding what permanency means, how it is determined, and what it triggers is essential for any injured worker whose condition is not improving.
Permanent Total Disability
Permanent Total Disability applies when you have reached Maximum Medical Improvement and you are unable to perform any type of gainful employment. Not just your prior job — any job. This is the most severe disability classification in the workers’ compensation system, and it carries the most extensive benefits.
If you are classified as permanently totally disabled, your wage replacement benefits continue for life. The benefit amount remains two-thirds of your average weekly wage, up to the statutory maximum. Your medical benefits also continue for life, including all reasonable and necessary treatment related to the injury, prescription medications, and transportation to medical appointments. There is no durational limit on benefits for permanent total disability.
Permanent total disability is relatively rare. It applies to the most catastrophic injuries — severe spinal cord injuries, traumatic brain injuries that eliminate the capacity for employment, bilateral amputations, total blindness, and other conditions that render the worker completely unable to earn a living in any capacity. The determination is made by the Workers’ Compensation Board based on medical evidence from the treating physician and, in most cases, from an Independent Medical Examination.
Permanent Partial Disability
Permanent Partial Disability is far more common. It applies when you have a permanent impairment but retain some capacity to work, even if that capacity is reduced. A worker with a permanent back injury who can no longer do heavy labor but can perform sedentary work has a permanent partial disability. A worker who lost partial use of a hand and can no longer perform their trade but could do other types of employment has a permanent partial disability.
The benefits for permanent partial disability are more complex than for permanent total disability, and they are subject to durational limits for injuries that occurred on or after March 13, 2007. The amount and duration of benefits depend on the degree of disability, which is assessed through a combination of medical impairment ratings and functional capacity evaluations.
The Board considers three factors in determining permanent partial disability benefits: the medical impairment rating from your treating physician, your functional loss — which includes your ability to walk, stand, sit, drive, lift, carry, climb, and perform fine motor tasks — and vocational factors including your age, education level, prior work experience, and transferable skills. These three factors together determine your loss of earning capacity, which is expressed as a percentage.
The disability degree scale
The Board classifies permanent partial disability by degree: Marked, Moderate, Mild, or a percentage of loss of earning capacity. A Marked disability represents a severe impairment that substantially limits the worker’s ability to earn. A Moderate disability represents a significant but less severe limitation. A Mild disability represents a lesser limitation that still affects earning capacity.
The degree of disability determines where the worker falls on the benefit duration scale. For injuries on or after March 13, 2007, the duration of permanent partial disability benefits is capped based on the percentage of loss of earning capacity. The ranges extend from 225 weeks for losses of 15% or less, to 275 weeks for losses of 16% to 50%, to 350 weeks for losses of 51% to 75%, to 525 weeks for losses of 76% to 99%, and up to the full duration for losses greater than 95% in certain circumstances.
These caps represent a significant change in the law. Before March 13, 2007, permanent partial disability benefits could continue for life. The 2007 amendments imposed durational limits that apply to all injuries occurring on or after that date. The date of your injury determines which set of rules applies to your case. This is one of the most consequential details in the entire system.
How permanency is determined
The determination that your condition has become permanent begins with your treating physician’s assessment that you have reached Maximum Medical Improvement, or MMI. MMI means that your condition has stabilized and is not expected to improve further with additional treatment. Your doctor documents this determination on a Form C-4.3, which provides a detailed assessment of your permanent impairment.
The C-4.3 is one of the most important documents in a workers’ compensation case involving permanent disability. It sets forth the physician’s findings regarding the nature and extent of the permanent impairment, the functional limitations that result from it, and the physician’s opinion about how those limitations affect the worker’s ability to earn. The insurance carrier will typically arrange an IME at this stage to obtain its own physician’s assessment of the same questions.
If the treating physician and the IME physician agree on the level of permanent impairment, the Board may issue an award based on the consensus. If they disagree, the matter goes to a hearing before a Workers’ Compensation Law Judge. The judge weighs both opinions and makes a determination. Your treating physician’s thoroughness in completing the C-4.3 — the specificity of the findings, the clarity of the functional limitations, and the strength of the causal connection between the impairment and the work injury — directly affects the outcome.
Medical care does not stop when your disability becomes permanent
A common misconception is that once a disability is classified as permanent, medical benefits end. That is not the case. Medical benefits continue as long as treatment is reasonable and necessary for the work-related condition, regardless of whether the disability is temporary or permanent. If your permanent back injury requires ongoing pain management, periodic imaging, physical therapy to maintain function, or medication, those treatments remain covered.
Wage replacement benefits may have durational limits for permanent partial disability under the post-2007 rules. Medical benefits do not. The distinction is important: your weekly check may eventually stop, but your medical care does not.
What permanency means for your case
The determination of permanency is a turning point. It is the moment when the workers’ compensation system shifts from evaluating your recovery to evaluating your impairment. The decisions made at this stage — the degree of disability, the loss of earning capacity, the duration of benefits — have long-term financial consequences.
It is also the stage at which the question of a lump-sum settlement through a Section 32 Agreement often arises. The insurance carrier may offer a settlement once permanency is established because the carrier can now calculate the total cost of the claim. Whether to accept a Section 32 offer is a decision that should be made with a full understanding of what you are giving up and what you are receiving. That analysis requires evaluating the medical evidence, the expected duration of benefits, and the future medical costs.
Do not rush the permanency determination, and do not accept a disability rating or a settlement offer without understanding what it means for your benefits over time. These are decisions that affect the rest of your life.
How Schwartzapfel Holbrook handles permanent disability determinations
At Schwartzapfel Holbrook, we prepare for the permanency stage throughout the life of the case. That means monitoring the treating physician’s independent clinical findings as the medical record develops, ensuring the C-4.3 is thorough and specific when MMI is reached, evaluating the IME report for areas of disagreement, and preparing to present the medical evidence at a hearing if the degree of disability is contested.
We also evaluate whether the post-2007 durational limits apply, what the expected duration and total value of benefits would be under different disability classifications, and whether a Section 32 settlement offer adequately accounts for future medical care and lost earning capacity. The permanency determination is not the end of the case. It is the beginning of the most consequential phase.
Schwartzapfel Holbrook / Fighting For You