How Permanent Disability Is Assessed in Kentucky Workers’ Comp Cases

A workplace injury can affect a person long after treatment ends. Pain, reduced movement, weakness, or lasting restrictions may change the work an employee can perform and the income that employee can earn. Under state law, permanent disability is assessed through medical impairment, work ability, and pre-injury wages.

Todd & Todd represents injured workers in Lexington and communities across Central Kentucky. If an injury may permanently limit your employment, our workers compensation attorney can review the medical records, restrictions, and wage information affecting your claim. Schedule a consultation with us before accepting an impairment rating or settlement.

Permanent Partial and Permanent Total Disability

State law recognizes two forms of permanent occupational disability. Permanent partial disability applies when an employee has a permanent disability rating but retains the ability to work. Permanent total disability applies when a work injury produces a permanent disability rating and leaves the employee completely and permanently unable to perform any type of work. These definitions appear in KRS 342.0011.

The distinction is significant. A worker may be unable to return to a former position yet still have the capacity to perform another job, which may support a partial rather than total disability finding. When reviewing that issue, our workers compensation lawyer considers medical restrictions, education, occupational history, and realistic employment abilities under the applicable legal standard.

Maximum Medical Improvement Comes First

A permanent impairment generally cannot be assessed reliably while an injury is still improving. Physicians therefore consider whether the worker has reached maximum medical improvement, often called MMI. This means the condition has stabilized to the point that further substantial improvement is not reasonably expected, although the person may still require treatment or symptom management.

MMI is not the same as a full recovery or a medical release to resume every former duty. It marks the stage when a physician can evaluate lasting loss of function and assign an impairment rating. Our workplace injury attorney may question a rating issued too early or one that does not account for the treatment history, diagnostic testing, surgery, and continuing limitations.

The Medical Impairment Rating

A permanent impairment rating is a central component of the analysis. A qualified physician evaluates the worker under the edition of the American Medical Association’s impairment guides specified by state law. The resulting percentage measures permanent impairment to the body as a whole. It does not, by itself, state the percentage of wage loss or decide whether the worker is totally disabled.

The physician’s report may address the diagnosis, objective findings, relationship to work, MMI date, impairment percentage, restrictions, and prior active impairment. When doctors disagree about the evidence or a preexisting condition, our work injury lawyer can compare their reasoning and determine whether another medical evaluation is appropriate.

How a Rating Affects Partial Disability Payments

For permanent partial disability, KRS 342.730 supplies a formula. It begins with two-thirds of the employee’s average weekly wage, subject to a statutory cap, and multiplies that figure by the work-related impairment rating and a factor assigned to the rating range. The calculation may then change under rules addressing post-injury work capacity, wages, age, and education.

For example, a worker who lacks the physical capacity to return to the type of work performed when injured may qualify for a three-times multiplier. Different treatment can apply when an employee returns at an equal or greater weekly wage and later stops that employment. Payroll records, job descriptions, medical restrictions, and testimony help our permanent disability attorney assess the claim beyond the impairment percentage alone.

What Determines Permanent Total Disability

Permanent total disability requires more than a high impairment rating. The issue is whether the work injury leaves the person completely and permanently unable to perform any type of work. The assessment may include restrictions, pain, medication effects, age, education, transferable skills, prior jobs, and the capacity to work reliably.

Certain catastrophic injuries listed in state law create an irrebuttable presumption of total disability, including specified losses of sight or limbs, certain forms of paralysis, and total hearing loss. In other cases, an administrative law judge weighs the medical and occupational evidence. The result is individualized because the same medical impairment may affect a manual laborer and an office employee differently.

Evidence That Can Influence the Decision

A well-supported claim connects the medical condition to its practical effect on employment. Useful materials may include:

• Medical records, imaging, surgical reports, and impairment evaluations
• Written restrictions on lifting, standing, reaching, driving, or repetitive activity
• Attendance records, wage statements, and post-injury earnings
• The employee’s job description and testimony about actual duties
• Vocational evidence concerning education, skills, and available work
  

Consistency matters across these records. Treatment gaps, incomplete job descriptions, or conflicting accounts of physical ability may become disputed. Kentucky permits a designated university medical evaluation when a medical question is at issue, and the evaluator’s findings generally receive presumptive weight under KRS 342.315. Our workers compensation benefits representation includes organizing evidence showing how a lasting condition affects function and employment.

Why the Final Classification Matters

The classification affects the payment rate and how long income benefits may continue. Under current state law, partial-disability awards generally run for 425 weeks when the permanent disability rating is 50 percent or less and 520 weeks when it exceeds 50 percent, subject to statutory limits and termination provisions. Medical benefits are governed separately, so the end of income payments does not necessarily answer every treatment question.

An employee should understand what a proposed settlement resolves. A lump sum may not show how it compares with projected income payments, disputed medical expenses, or future care. 

Build the Claim Around the Work You Can Still Perform

Permanent disability is ultimately about the lasting work-related impairment and what it means for an employee’s ability to earn a living. A sound assessment requires more than one percentage on a medical report. It requires accurate records, credible restrictions, wage evidence, and a clear account of the person’s duties before and after the injury. 

Todd & Todd provides hands-on representation and persistent communication for injured workers across the state. To discuss an impairment rating, disputed restrictions, or a proposed settlement, contact us today.