Truck Accident Liability When the Injured Person Was on the Clock

A delivery driver is rear-ended by a tractor-trailer at a stop. A flagger on a road crew is struck by a semi drifting onto the shoulder. A warehouse worker is pinned between a trailer and the dock as a rig backs in. Each of these opens two claims that end up on opposite sides of the same recovery. One is a workers' compensation claim against the employer's comp carrier. The other is a liability claim against the trucking company and its insurer.

The two run on different clocks, pay for different things, and eventually compete for the same settlement dollars. Pennsylvania is a useful state to work through, because its subrogation rule, its notice deadlines and its statutory employer defense are all unusually well settled, and the same three-part structure repeats in most states.

Why the employer usually isn't the defendant

Under § 303(a) of the Pennsylvania Workers' Compensation Act, 77 P.S. § 481(a), the employer's liability is exclusive and in place of any other liability for a work injury. An injured employee generally can't sue their own employer in tort.

The exceptions are narrow. One is an attack by a third person intended to injure the worker for reasons personal to them. The other is the fraudulent misrepresentation exception from Martin v. Lancaster Battery, which the Pennsylvania Supreme Court declined to extend in Franczyk v. The Home Depot, Inc., 292 A.3d 852 (Pa. 2023), holding that a claim tied to the work injury itself stays barred.

The other half of the job sits in § 303(b), 77 P.S. § 481(b). Where the injury was caused by a third party, the employee may bring an action at law against that third party. The same subsection bars the third party from recovering contribution or indemnity from the employer unless there's an express written contract predating the injury.

That last point changes settlement posture more than people expect. The trucking defendant usually can't spread the loss back to the employer, which is why indemnity language in shipping, staffing and subcontract agreements ends up mattering so much.

What the comp claim pays, and when it has to be filed

Pennsylvania wage-loss benefits are generally two-thirds of the worker's average weekly wage, capped at the statewide maximum. For injuries on or after January 1, 2026, that cap is $1,394.00 per week. Lower-wage workers fall into different brackets: a flat $697.00 where the average weekly wage sits between $774.44 and $1,045.50, and 90 percent of the average weekly wage at $774.43 or below. Between $1,045.51 and $2,091.00 the two-thirds calculation applies, and above that, the cap.

The rate attaches to the date of injury, not the date of payment. Older claims still run on older numbers, $1,347.00 for 2025 injuries and $1,325.00 for 2024. On a long-running file it's the injury date that governs, not the current table.

Two filing windows matter on the comp side. Notice to the employer within 21 days lets benefits run from the date of injury, and 120 days is the outside limit for any compensation at all. If benefits are denied, § 315 of the Act, 77 P.S. § 602, sets the deadline for filing a claim petition at three years from the date of injury.

The third-party claim runs on its own clock

Pennsylvania gives two years for a personal injury action under 42 Pa.C.S. § 5524. There's a trap sitting behind that.

If the at-fault vehicle belongs to a Commonwealth or local agency, 42 Pa.C.S. § 5522 requires written notice within six months, to the government unit and, for a Commonwealth agency, to the Attorney General. The statute is not airtight. A court must excuse late notice on a showing of reasonable excuse. Against a local agency there is a second escape: failure is not a bar where the government unit already had actual or constructive notice of the incident. That one does not apply to Commonwealth agencies, so a claim against PennDOT or the state police has only the reasonable-excuse route. It is still not a deadline to test.

Municipal sanitation trucks, transit buses and public works vehicles all fall in this bucket. Damages against these defendants are also capped, at $250,000 per plaintiff and $1,000,000 in the aggregate for Commonwealth parties under 42 Pa.C.S. § 8528, and $500,000 in the aggregate for local agencies under § 8553. Where a cap applies, it decides whether there is enough recovery for the comp lien to reach.

Limited tort is rarely an obstacle in these cases. Under 75 Pa.C.S. § 1705(d)(3), a limited tort election doesn't bind someone injured as an occupant of a vehicle other than a private passenger motor vehicle. That covers a worker hurt inside a commercial vehicle. A flagger on the shoulder or a worker at a dock is not an occupant of anything, but limited tort only binds occupants of private passenger vehicles in the first place, so those workers sit outside it too.

The lien is where the two claims meet

Under § 319, 77 P.S. § 671, the employer is subrogated to the employee's right against the third party, to the extent of the compensation payable. Pennsylvania courts describe that right as absolute, and Thompson v. Workers' Compensation Appeal Board (USF&G Co.), 781 A.2d 1146 (Pa. 2001), refused to interject equitable exceptions into it, leaving any carve-outs to the General Assembly.

Absolute there means no judge-made exceptions. It doesn't mean unlimited, and three qualifications do real work in a truck case.

First, the motor vehicle wrinkle. Originally, § 1720 of the Motor Vehicle Financial Responsibility Law barred subrogation in motor vehicle cases. Act 44 of 1993 repealed it as it related to workers' compensation benefits, which reinstated the right in crash cases. So the comp lien is recoverable here. Act 44 repealed § 1722 on the same terms, so the employee can recover comp-paid amounts as tort damages in the first place. Without that, there would be nothing for the lien to attach to.

Second, Heart and Lung Act benefits were left out of that repeal. For a police officer, firefighter or state trooper receiving those benefits, there is no subrogation in a motor vehicle case. The Supreme Court established that in Oliver v. City of Pittsburgh, 11 A.3d 960 (Pa. 2011), and applied it to a trooper's crash settlement in Pennsylvania State Police v. WCAB (Bushta), 184 A.3d 958 (Pa. 2018). Alpini v. WCAB (Tinicum Township), 294 A.3d 307 (Pa. 2023), extended the same result to Dram Shop Act claims brought in a suit that arose out of a crash, over a dissent by Justice Wecht.

Third, Whitmoyer, 186 A.3d 947 (Pa. 2018), reshaped the arithmetic. "Instalments of compensation" in § 319 excludes future medical expenses. The comp carrier recovers its accrued lien including medicals already paid, but the credit it takes against the balance of recovery runs only against future indemnity. Future medicals keep getting paid as they're incurred, with no credit against them. A worked example that shows the comp carrier riding its credit against future medicals is applying the pre-2018 rule. Whitmoyer itself did not address how it applies to Third Party Settlement Agreements already executed when it came down. The Commonwealth Court reached that question in Beaver Valley Slag, Inc. v. Marchionda (WCAB), 247 A.3d 1212 (Pa. Cmwlth. 2021), ordering reimbursement of medical payments made from the date Whitmoyer was decided rather than from the date the agreement was signed. The claimant there petitioned within two months of the decision, so on an older file the answer turns on whether the issue was raised while it still could be.

The statute also requires that reasonable attorney fees and other proper disbursements be prorated between employer and employee. That share doesn't stop at the accrued lien. During the credit period the comp carrier owes the claimant its proportionate share of counsel fees and expenses on the credit it takes, per P & R Welding & Fabricating v. WCAB (Pergola), 701 A.2d 560 (Pa. 1997). 34 Pa. Code § 121.18 handles the mechanics through the Third Party Settlement Agreement and a supplemental agreement. Net recovery calculations that skip this understate what the claimant actually keeps.

In practice the agreement is papered by whichever side moves first, and getting it done before the third-party case closes avoids an argument afterward. Where the same firm runs the comp claim and the third-party case, as Scranton work injury attorneys often do, the two halves can be lined up on one timeline.

The evidence ages out faster than the claim

Federal retention rules are shorter than most claim timelines.

• Records of duty status and supporting documents: six months, 49 CFR 395.8(k)(1).
• A back-up copy of electronic logging device records, held separately from the original: six months, 49 CFR 395.22(i).
• The accident register: three years, 49 CFR 390.15(b). "Accident" is defined at 49 CFR 390.5, so a crash with no fatality, no immediate off-scene medical treatment and no tow-away disabling damage isn't register-reportable.
• The driver qualification file: duration of employment plus three years, 49 CFR 391.51.

Set the six-month log retention against the two-year limitations period and the problem is obvious. By the time suit is filed the log data may be lawfully gone. A preservation letter in the first days is worth more than any amount of effort later.

Engine data is less reliable than its reputation suggests. Heavy trucks sit outside 49 CFR Part 563, which covers vehicles with a gross vehicle weight rating of 8,500 pounds or less and an unloaded weight of 5,500 pounds or less. For heavy trucks, event trigger thresholds and retention settings are adjustable and can be turned off altogether. Data is lost through damage to the engine control module, removal of electrical power in some configurations, and overwriting by later triggered events. Telematics data held on a provider's servers, dash cam footage and the motor carrier's own safety-event platform are often better sources, and they sit with third parties running their own retention schedules.

Who else can end up on the file

Negligent hiring, retention, supervision and entrustment are state common-law theories. The Federal Motor Carrier Safety Regulations create no private right of action and never use the phrase. What they do create are duties that get used as evidence of the standard of care. Under 49 CFR 391.23 a motor carrier has two, both due within 30 days of hire:

• Inquire into the driver's motor vehicle record with each licensing authority for the preceding three years.
• Investigate the driver's safety performance history with prior DOT-regulated employers.

A third sits next door. Employers subject to 49 CFR 382.701(a) must run Drug and Alcohol Clearinghouse queries, and 391.23(e)(4) makes the Clearinghouse the route to satisfying the drug and alcohol part of the safety performance history.

The broker question got settled in May 2026

Montgomery v. Caribe Transport II, LLC, No. 24-1238, came down on May 14, 2026. A unanimous Court held that state-law negligent-hiring claims against freight brokers fall within the safety exception to the Federal Aviation Administration Authorization Act and are not preempted. That resolved a split among four circuits. The Sixth and Ninth had allowed such claims, the Seventh and Eleventh had not.

Three things the majority doesn't answer: the standard of care for vetting a motor carrier, whether such claims succeed on the merits, and whether shippers face parallel liability. Justice Kavanaugh's concurrence, joined by Justice Alito, signals that brokers who vetted reasonably should still win and that proximate cause will do real work here. Expect it in every broker's answer.

Statutory employer status cuts the other way. A general contractor meeting the McDonald v. Levinson Steel test is a statutory employer with immunity against tort suit by a subcontractor's injured employee, per Patton v. Worthington Associates, 89 A.3d 643 (Pa. 2014). The Supreme Court reaffirmed that in Yoder v. McCarthy Construction in October 2025, holding it applies even where the subcontractor's own comp carrier paid the benefits, and treating the defense as going to subject-matter jurisdiction. It can surface at any stage of a case. The Court reversed and remanded rather than ending the case, sending three disputed elements of the test back to the trial court.

Three things that get overread

Log irregularities. The hours-of-service exceptions absorb a lot of apparent violations. Adverse driving conditions under 49 CFR 395.1(b) extend both the 11-hour driving limit and the 14-hour window by up to two hours. The 150 air-mile short-haul exception at 395.1(e)(1) takes qualifying drivers out of the logging and electronic device requirements, and § 395.3(a)(3)(ii) takes them out of the 30-minute break as well. Since 2020 that break can be satisfied by on-duty time that isn't driving. Not every log anomaly is decisive, and the exceptions get missed more often than the violations do.

An untested driver. Post-accident testing under 49 CFR 382.303 is narrower than people assume. A test is required where the accident involved a loss of human life. It's also required where the driver received a citation for a moving violation arising from the accident. That trigger only bites if someone needed immediate medical treatment away from the scene, or a vehicle sustained tow-away disabling damage. The citation has to issue within eight hours for the alcohol test and 32 hours for the controlled-substances test. The employer must attempt the alcohol test within two hours and stop attempting after eight; drug testing attempts stop after 32 hours. No fatality and no citation means no federally required test. That's usually compliance rather than concealment.

The $750,000 figure. 49 CFR 387.9 sets $750,000 as the minimum public liability coverage for for-hire carriers of nonhazardous property in interstate commerce, in vehicles rated 10,001 pounds or more. It's a floor, not a description of exposure, and most working fleets carry a larger primary layer plus excess. The MCS-90 endorsement isn't coverage either: it functions as public protection with a reimbursement right back against the insured. Intrastate-only Pennsylvania carriers answer to Public Utility Commission minimums instead. FMCSA's report to Congress on whether these levels remain appropriate is dated January 2026, with a modified version posted in March. Its conclusion is that crash costs, medical expenses above all, have moved far enough since the 1980s that the minimums no longer track what serious and fatal crashes actually cost. It also said its ability to assess the requirements thoroughly is limited, because most lawsuits settle confidentially under non-disclosure agreements and much insurer data is proprietary. It made no recommendation. On the 1985 level adjusted for inflation, the report puts the core CPI equivalent at approximately $2.2 million and the medical CPI equivalent at approximately $3.7 million, both in 2024 dollars. No increase has been enacted.

Fault gets divided

Act 17 of 2011, at 42 Pa.C.S. § 7102, made liability several rather than joint in Pennsylvania except where a defendant is 60 percent or more liable. The exceptions are intentional misrepresentation, intentional torts, releases under the Hazardous Sites Cleanup Act, and violations of section 497 of the Liquor Code. That last one comes up more often in truck cases than people expect.

Section 7102 also bars recovery outright where the plaintiff's own negligence exceeds that of all defendants combined, which is live in shoulder and dock cases. Line up a driver, a motor carrier, a broker, a shipper and a possible statutory employer in one case and that allocation decides which pockets the recovery, and therefore the lien, can reach.

What this means in practice

The comp claim opens within days. The third-party claim can run for years. The evidence that decides the second one starts expiring at six months. Spotting the third-party angle early, and preserving the motor carrier's records while they still exist, tends to be worth more than anything attempted once the file is mature.

Figures here are current as of August 2026. The Pennsylvania maximum weekly compensation rate resets every January 1, so check the table against the date of injury.

This article is general information about how these claims are structured. It isn't legal advice, and it doesn't establish an attorney-client relationship. Rules differ by state and every case turns on its own facts. Anyone dealing with a specific claim should check the law that applies where the injury happened.

Sources

Pennsylvania statutes and regulations

Workers' Compensation Act, sections 203, 302(b), 303(a), 303(b), 306(a), 306(f.1), 308, 315, 317 and 319 (77 P.S. sections 52, 462, 481, 511, 531, 601, 602, 603 and 671)

Act 44 of 1993, section 25(b)

Act 17 of 2011

Heart and Lung Act (53 P.S. sections 637 to 638)

Liquor Code, sections 493 and 497

34 Pa. Code section 121.18

42 Pa.C.S. sections 5522, 5524, 7102, 8528 and 8553

75 Pa.C.S. sections 1705, 1720 and 1722

Pennsylvania cases

McDonald v. Levinson Steel Co., 153 A. 424 (Pa. 1930)

LeFlar v. Gulf Creek Industrial Park #2, 515 A.2d 875 (Pa. 1986)

Martin v. Lancaster Battery Co., 606 A.2d 444 (Pa. 1992)

P & R Welding & Fabricating v. WCAB (Pergola), 701 A.2d 560 (Pa. 1997)

Fonner v. Shandon, Inc., 724 A.2d 903 (Pa. 1999)

Thompson v. WCAB (USF&G Co.), 781 A.2d 1146 (Pa. 2001)

Oliver v. City of Pittsburgh, 11 A.3d 960 (Pa. 2011)

Patton v. Worthington Associates, Inc., 89 A.3d 643 (Pa. 2014)

Stermel v. WCAB (City of Philadelphia), 103 A.3d 876 (Pa. Cmwlth. 2014)

Pennsylvania State Police v. WCAB (Bushta), 184 A.3d 958 (Pa. 2018)

Whitmoyer v. WCAB (Mountain Country Meats), 186 A.3d 947 (Pa. 2018)

Beaver Valley Slag, Inc. v. Marchionda (WCAB), 247 A.3d 1212 (Pa. Cmwlth. 2021)

Franczyk v. The Home Depot, Inc., 292 A.3d 852 (Pa. 2023)

Alpini v. WCAB (Tinicum Township), 294 A.3d 307 (Pa. 2023)

Yoder v. McCarthy Construction, Inc., 345 A.3d 668 (Pa. 2025)

Federal statutes and regulations

49 U.S.C. section 14501

49 CFR Part 563

49 CFR 382.303 and 382.701

49 CFR 387.9 and 387.15

49 CFR 390.5 and 390.15

49 CFR 391.23 and 391.51

49 CFR 395.1, 395.3, 395.8 and 395.22

Federal cases

Miller v. C.H. Robinson Worldwide, Inc., 976 F.3d 1016 (9th Cir. 2020)

Aspen American Insurance Co. v. Landstar Ranger, Inc., 65 F.4th 1261 (11th Cir. 2023)

Ye v. GlobalTranz Enterprises, Inc., 74 F.4th 453 (7th Cir. 2023)

Cox v. Total Quality Logistics, Inc., 142 F.4th 847 (6th Cir. 2025)

Montgomery v. Caribe Transport II, LLC, No. 24-1238, 608 U.S. ___ (2026)

Agency publications

Pennsylvania Department of Labor and Industry, Statewide Average Weekly Wage rate schedules, calendar years 2024 to 2026

Federal Motor Carrier Safety Administration, Examining the Appropriateness of the Current Financial Responsibility and Security Requirements for Motor Carriers, Brokers, and Freight Forwarders, Report to Congress, January 2026

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