An earlier guide on this site walked through the deadlines that control a Florida workers’ compensation claim — including the 104-week cap on temporary disability benefits. But that cap isn’t the end of a claim; it’s a turning point. Once temporary benefits run out, or once a doctor determines a worker has recovered as much as they’re going to, the entire framework shifts to a different set of rules governed by a different part of the same statute: permanent impairment. Here’s what actually happens at that point, and what the numbers mean.
Maximum Medical Improvement Is the Trigger
Permanent impairment benefits don’t start automatically at week 104 — they start at maximum medical improvement (MMI), the point at which a doctor determines an injury has stabilized and further recovery isn’t expected, which can happen earlier than the 104-week mark. Under F.S. 440.15(2)(a), temporary total disability runs “not to exceed 104 weeks,” and the statute is explicit that “once the employee reaches the maximum number of weeks allowed, or the employee reaches the date of maximum medical improvement, whichever occurs earlier, temporary disability benefits shall cease and the injured worker’s permanent impairment shall be determined.” Whichever of those two triggers happens first is the one that controls.
Under F.S. 440.15(3)(d), once a doctor certifies MMI, that doctor evaluates the worker’s condition and assigns an impairment rating using Florida’s uniform impairment rating schedule. If that evaluation is done by a doctor other than the treating physician, it has to be sent to the treating doctor, the employee, and the carrier within 10 days, and the treating doctor has to indicate agreement or disagreement with the rating. The carrier is then responsible for establishing “an overall maximum medical improvement date and permanent impairment rating, based upon all such reports.”
Who’s Actually Allowed to Assign the Rating
The rating itself isn’t a subjective judgment call by just anyone with a medical license. F.S. 440.15(3)(b) requires the state’s three-member panel to maintain “a uniform permanent impairment rating schedule,” built on “medically or scientifically demonstrable findings” and cross-referenced against the American Medical Association’s Guides to the Evaluation of Permanent Impairment and the Minnesota Department of Labor and Industry Disability Schedules. The statute limits who can render an opinion on impairment to specific licensed providers — physicians, osteopathic physicians, chiropractic physicians, podiatric physicians, optometrists, or dentists, depending on the nature of the injury — and states plainly that “no other persons are authorized to render opinions regarding the existence of or the extent of permanent impairment.”
How the Impairment Rating Translates Into Weeks of Benefits
This is the part that surprises people who assume a percentage rating translates into a lump-sum payout. It doesn’t — it translates into a number of weeks of biweekly payments. Under F.S. 440.15(3)(g), which governs accidents occurring on or after October 1, 2003 (the schedule almost every current claim falls under), the weeks-per-percentage-point rate increases as the rating gets higher:
- 1% to 10% impairment: 2 weeks of benefits per percentage point
- 11% to 15% impairment: 3 weeks per percentage point
- 16% to 20% impairment: 4 weeks per percentage point
- 21% and higher: 6 weeks per percentage point
The schedule is graduated, not a flat multiplier applied to the whole rating — each bracket’s rate applies only to the percentage points that fall within it. So a 10% impairment rating, entirely within the first bracket, produces 20 weeks of benefits (10 points × 2 weeks). A 21% rating draws from all four brackets: 20 weeks for the first 10 points, 15 weeks for points 11 through 15, 20 weeks for points 16 through 20, and 6 weeks for the 21st point — 61 weeks total. The later points are worth more weeks each, but the total doesn’t scale as steeply as multiplying the full rating by the top bracket’s rate would suggest. Under F.S. 440.15(3)(c), those benefits are paid biweekly “at the rate of 75 percent of the employee’s average weekly temporary total disability benefit,” capped at the maximum weekly benefit set under F.S. 440.12. If the worker is earning income equal to or more than their average weekly wage during that period, the benefit for that week is cut in half. Entitlement begins the day after MMI (or the expiration of temporary benefits, whichever is earlier) and, per F.S. 440.15(3)(a), impairment benefits themselves are due within 14 days after the carrier has knowledge of the impairment rating.
One narrower rule worth knowing: F.S. 440.15(3)(c) limits impairment benefits for a permanent psychiatric impairment to a 1% rating, even if the underlying psychiatric impairment is objectively more severe than that — a cap that doesn’t exist for physical impairments rated under the same schedule.
When It’s More Than an Impairment Rating: Permanent Total Disability
A percentage impairment rating is the outcome for most claims, but it isn’t the only possible one. F.S. 440.15(1)(a) provides for permanent total disability — 66.67 percent of average weekly wages — for injuries that are catastrophic enough that the worker can’t perform even sedentary work. The statute doesn’t leave “catastrophic” undefined: F.S. 440.15(1)(b) creates a presumption of permanent total disability, without the worker having to separately prove an inability to work, for specific categories of injury — severe spinal cord injury involving paralysis, amputation of an arm, hand, foot, or leg, severe brain or closed-head injury, burns covering 25% or more of the body (or third-degree burns of 5% or more to the face and hands), and total or industrial blindness. For an injury in one of those categories, the burden shifts: the employer or carrier has to prove the worker is capable of sedentary work within a 50-mile radius of home, rather than the worker having to prove they can’t work at all.
Outside those specific categories, a worker seeking permanent total disability benefits has to affirmatively establish that they can’t perform sedentary work within that same 50-mile radius. Under F.S. 440.15(1)(a), entitlement to permanent total benefits generally continues until age 75, with an exception for workers whose compensable injury prevented them from working enough quarters to qualify for Social Security.
So, What Actually Happens at 104 Weeks?
The 104-week cap isn’t a claim-ending event on its own — it’s the deadline by which the medical question (has this worker reached MMI, and if so, what’s the impairment rating) has to be resolved, if it hasn’t been already. From there, the claim moves onto one of two tracks: a percentage impairment rating that converts into a defined number of weeks of biweekly impairment income benefits under the tiered schedule in F.S. 440.15(3)(g), or — for a smaller set of catastrophic injuries — permanent total disability benefits that can continue for years. Which track applies, and what the actual rating turns out to be, depends entirely on the specific medical findings in a specific case; the statute sets the framework, but the rating itself comes from the treating and evaluating physicians.
Frequently Asked Questions
What happens after the 104-week cap on Florida workers’ comp benefits?
Temporary disability benefits stop at 104 weeks or at maximum medical improvement, whichever comes first, under F.S. 440.15(2)(a). At that point, the worker is evaluated for a permanent impairment rating, which converts into a set number of weeks of impairment income benefits.
How is a permanent impairment rating calculated in Florida?
A licensed physician (or other authorized provider under F.S. 440.15(3)(b)) rates the impairment using Florida’s uniform impairment rating schedule, based on objective medical findings and the AMA’s Guides to the Evaluation of Permanent Impairment.
How many weeks of benefits does an impairment rating produce?
Under F.S. 440.15(3)(g), it’s tiered: 2 weeks per percentage point for a 1–10% rating, 3 weeks per point for 11–15%, 4 weeks per point for 16–20%, and 6 weeks per point for 21% and higher.
Is permanent total disability different from an impairment rating?
Yes. Permanent total disability under F.S. 440.15(1) pays 66.67% of average weekly wages and applies only to catastrophic injuries — either a presumed category listed in F.S. 440.15(1)(b), like severe spinal cord injury or amputation, or a case where the worker proves they can’t perform even sedentary work.