If you have ever been in a car wreck where both drivers did something wrong, you have already met negligence allocation — the rule that decides how much of your damages you actually collect. In 46 U.S. states the allocation is "comparative" and you can still recover something even if you were partly at fault. In 4 states plus the District of Columbia it is "pure contributory" and a single percent of plaintiff fault wipes out the claim. Understanding which rule applies to your case is often the single most important variable in projecting settlement value — more than the medical bills, more than the insurance limits, more than the lawyer's reputation. This guide breaks down all 50 states plus DC for 2026, walks through the math, and explains the 2023 Florida change that shifted a major personal-injury market overnight.
Every U.S. jurisdiction uses one of three frameworks to decide how plaintiff fault affects a damages award. The framework is fixed by statute or by the state supreme court, not by the parties' agreement, and it controls whether and how much a partially-at-fault plaintiff recovers.
Pure comparative negligence. The plaintiff recovers damages reduced by the plaintiff's percentage of fault, no matter how high that percentage is. A plaintiff found 90% at fault still collects 10% of proven damages. Thirteen jurisdictions follow pure comparative (with Florida's recent exit explained below).
Modified comparative — 50% bar. The plaintiff recovers proportionally as long as the plaintiff's fault is less than 50%. At exactly 50% the plaintiff recovers nothing. Eleven states use this stricter rule.
Modified comparative — 51% bar. The plaintiff recovers proportionally as long as the plaintiff's fault is 50% or less. The plaintiff is barred only when fault exceeds 50%. This is the most common system in the U.S. — 22 states.
Pure contributory negligence. Any plaintiff fault — 1%, 0.5%, even a sliver — bars all recovery. Four states retain this 19th-century common-law rule plus the District of Columbia. The doctrine is so harsh that all five preserve narrow plaintiff escape valves: last clear chance, gross-negligence-of-defendant, and (in some states) seat-belt-rule exclusions.
| State | System | Statute or Source | Bar Threshold |
|---|---|---|---|
| Alabama | Pure contributory | Common law (Golden v. McCurry, 1979) | 1% plaintiff fault |
| Alaska | Pure comparative | AS 09.17.060 | None — recovery scales |
| Arizona | Pure comparative | A.R.S. § 12-2505 | None |
| Arkansas | Modified 50% | A.C.A. § 16-64-122 | ≥50% fault bars recovery |
| California | Pure comparative | Li v. Yellow Cab (1975) | None |
| Colorado | Modified 50% | C.R.S. § 13-21-111 | ≥50% bars |
| Connecticut | Modified 51% | Conn. Gen. Stat. § 52-572h | >50% bars |
| Delaware | Modified 51% | 10 Del. C. § 8132 | >50% bars |
| District of Columbia | Pure contributory | Wingfield v. Peoples Drug (1993) | 1% |
| Florida | Modified 51% (since 3/24/2023) | Fla. Stat. § 768.81 as amended by HB 837 | >50% bars (PI); pure comparative still applies to med mal |
| Georgia | Modified 50% | O.C.G.A. § 51-12-33 | ≥50% bars |
| Hawaii | Modified 51% | HRS § 663-31 | >50% bars |
| Idaho | Modified 50% | Idaho Code § 6-801 | ≥50% bars |
| Illinois | Modified 51% | 735 ILCS 5/2-1116 | >50% bars |
| Indiana | Modified 51% | IC 34-51-2-6 | >50% bars |
| Iowa | Modified 51% | Iowa Code § 668.3 | >50% bars |
| Kansas | Modified 50% | K.S.A. § 60-258a | ≥50% bars |
| Kentucky | Pure comparative | Hilen v. Hays (1984) | None |
| Louisiana | Pure comparative | La. C.C. art. 2323 | None |
| Maine | Modified 50% | 14 M.R.S. § 156 | ≥50% bars |
| Maryland | Pure contributory | Coleman v. Soccer Ass'n (2013, retained) | 1% |
| Massachusetts | Modified 51% | M.G.L. c. 231 § 85 | >50% bars |
| Michigan | Modified 51% | MCL 600.2959 | >50% bars non-economic only |
| Minnesota | Modified 51% | Minn. Stat. § 604.01 | >50% bars |
| Mississippi | Pure comparative | Miss. Code § 11-7-15 | None |
| Missouri | Pure comparative | Gustafson v. Benda (1983) | None |
| Montana | Modified 51% | Mont. Code § 27-1-702 | >50% bars |
| Nebraska | Modified 50% | Neb. Rev. Stat. § 25-21,185.09 | ≥50% bars |
| Nevada | Modified 51% | NRS § 41.141 | >50% bars |
| New Hampshire | Modified 51% | RSA § 507:7-d | >50% bars |
| New Jersey | Modified 51% | N.J.S.A. § 2A:15-5.1 | >50% bars |
| New Mexico | Pure comparative | Scott v. Rizzo (1981) | None |
| New York | Pure comparative | CPLR § 1411 | None |
| North Carolina | Pure contributory | Common law | 1% |
| North Dakota | Modified 50% | N.D.C.C. § 32-03.2-02 | ≥50% bars |
| Ohio | Modified 51% | R.C. § 2315.33 | >50% bars |
| Oklahoma | Modified 51% | 23 O.S. § 13 | >50% bars |
| Oregon | Modified 51% | ORS § 31.600 | >50% bars |
| Pennsylvania | Modified 51% | 42 Pa.C.S. § 7102 | >50% bars |
| Rhode Island | Pure comparative | R.I.G.L. § 9-20-4 | None |
| South Carolina | Modified 51% | Nelson v. Concrete (1991) | >50% bars |
| South Dakota | Slight/gross comparative | SDCL § 20-9-2 | Plaintiff fault must be slight vs defendant's gross |
| Tennessee | Modified 50% | McIntyre v. Balentine (1992) | ≥50% bars |
| Texas | Modified 51% | Tex. Civ. Prac. & Rem. Code § 33.001 | >50% bars |
| Utah | Modified 50% | Utah Code § 78B-5-818 | ≥50% bars |
| Vermont | Modified 51% | 12 V.S.A. § 1036 | >50% bars |
| Virginia | Pure contributory | Common law | 1% |
| Washington | Pure comparative | RCW § 4.22.005 | None |
| West Virginia | Modified 50% | W.Va. Code § 55-7-13c (2015 amend.) | ≥50% bars |
| Wisconsin | Modified 51% | Wis. Stat. § 895.045 | >50% bars |
| Wyoming | Modified 51% | Wyo. Stat. § 1-1-109 | >50% bars |
Take a hypothetical motor-vehicle collision: $200,000 in proven damages (medical $80,000, lost wages $50,000, pain and suffering $70,000), and the jury allocates 30% fault to the plaintiff.
Now bump plaintiff fault to 50%:
The pure-contributory rule originated in the 1809 English case Butterfield v. Forrester and was the U.S. default through the 1960s. As of 2026 only five jurisdictions retain it:
Reaffirmed in Golden v. McCurry, 392 So. 2d 815 (Ala. 1980), and again as recently as 2019 in Ex parte Capstone. Alabama courts have repeatedly invited the legislature to change the rule and the legislature has declined.
The Maryland Court of Appeals confirmed the rule in Coleman v. Soccer Ass'n of Columbia, 432 Md. 679 (2013), in a 5-2 decision. Maryland softens the rule with last-clear-chance and gross-negligence exceptions.
Holds the rule by common law. The NC bar has lobbied for change since the 1980s without success. NC also retains "interspousal immunity" relics that compound the harshness.
Strict application — Virginia courts have refused to soften the doctrine even in clear cases. Last clear chance exists but is interpreted narrowly.
The DC Court of Appeals confirmed in Wingfield v. Peoples Drug, 379 A.2d 685 (D.C. 1977), and has not modified it. DC's contributory rule has been particularly punishing for pedestrians and bicyclists, who frequently are assigned some fault for crossing outside a crosswalk or not wearing reflective gear.
For roughly five decades Florida was a flagship pure-comparative state under Hoffman v. Jones, 280 So. 2d 431 (Fla. 1973). On March 24, 2023 Governor Ron DeSantis signed HB 837, which (among many tort-reform changes) amended Fla. Stat. § 768.81 to convert Florida to modified-51% for all negligence-based personal-injury actions — except medical malpractice, which remained pure comparative.
The shift is retroactive only to filing date: cases filed before March 24, 2023 still use pure comparative; cases filed on or after that date use modified-51%. This produced a filing surge in late-March 2023 as plaintiffs raced to lock in the more favorable rule, and a measurable downward shift in median settlement values in 2024 Florida data — particularly for cases with 30-50% plaintiff fault, where insurers gained meaningful leverage to threaten the >50% cliff at trial.
South Dakota technically permits comparative recovery, but only when plaintiff's negligence is "slight" in comparison to the defendant's "gross" negligence. SDCL § 20-9-2 has been described by the state supreme court as more restrictive than ordinary comparative — in practice most cases with plaintiff fault above roughly 10-15% fail at trial. South Dakota is the only state still using this version of the rule.
Comparative-fault systems interact with another doctrine that affects payment: whether multiple defendants are jointly and severally liable (any one defendant can be made to pay the whole judgment, then sort it out among themselves) or severally only (each defendant pays only its allocated percentage).
| Regime | States (examples) | Effect |
|---|---|---|
| Pure joint and several | Alabama, DC, Maryland, New York (above 50%), Rhode Island | Solvent defendant can be made to pay 100% even if 10% at fault |
| Several only | Alaska, Arizona, Georgia, Utah, Vermont, Wyoming | 10%-at-fault defendant pays only 10% |
| Hybrid (threshold) | Texas (50%+), Illinois (25%+), Florida (now mostly several) | Joint and several only above a threshold percentage of fault |
| Hybrid by damage type | Michigan, New Jersey | Joint for economic damages; several for non-economic |
Facts: rear-end chain collision. Driver A (plaintiff) stopped suddenly for a yellow light. Driver B (defendant 1) was tailgating. Driver C (defendant 2) was speeding and rear-ended B. Jury allocates: A 20%, B 35%, C 45%. Damages: $400,000.
Texas (modified 51%, several-only above 50%): A's fault (20%) < 51% so recovers. Recoverable damages = $400,000 × 80% = $320,000. B owes 35% of $400,000 = $140,000. C owes 45% of $400,000 = $180,000. Since neither exceeds 50%, several-only applies — if either is insolvent, A collects nothing from the other defendant for that share.
Virginia (pure contributory): A is 20% at fault. That exceeds 1%. A recovers $0 from anyone. The case is over.
Customer slips on wet floor at supermarket; no warning sign was posted but customer was looking at her phone and not the floor. Damages: $150,000. Jury allocates: plaintiff 55%, store 45%.
Florida pre-March 2023 (pure comparative): Plaintiff recovers $150,000 × 45% = $67,500.
Florida post-March 2023 (modified-51%): Plaintiff's fault (55%) exceeds 50% — plaintiff recovers $0. Same accident, same evidence, $67,500 swing based purely on filing date.
The negligence system in a state affects three concrete numbers in any pre-litigation settlement valuation:
Federal causes of action — FELA (railroad workers), the Jones Act (seamen), and certain civil rights claims — apply pure comparative regardless of state choice-of-law. Aviation cases under the Death on the High Seas Act follow federal maritime comparative. These federal rules sometimes give plaintiffs a route around harsh state law: a passenger injured in a Maryland-to-Virginia Amtrak crash may sue under FELA and obtain pure comparative even though both states are contributory.
Only four U.S. jurisdictions remain pure contributory: Alabama, Maryland, North Carolina, Virginia, plus the District of Columbia. In these states a plaintiff who is even 1% at fault is barred from any recovery, with narrow exceptions (last clear chance doctrine, gross negligence).
Modified 50% (used in 10 states including Arkansas, Colorado, Georgia, Idaho, Kansas, Maine, Nebraska, North Dakota, Tennessee, Utah, West Virginia) bars recovery when the plaintiff is 50% or more at fault. Modified 51% (used in 23 states) bars recovery only when the plaintiff is more than 50% at fault — a plaintiff exactly 50% at fault can still recover under the 51% rule but not under the 50% rule.
Thirteen jurisdictions follow pure comparative: Alaska, Arizona, California, Florida (changed to modified-50% for personal injury in March 2023), Kentucky, Louisiana, Mississippi, Missouri, New Mexico, New York, Rhode Island, South Dakota (slight comparative), Washington. Under pure comparative a plaintiff 99% at fault can still recover 1% of damages.
In any of the 49 comparative states (pure, modified 50%, or modified 51%) you would recover 70% of proven damages. In the 4 pure-contributory states plus DC you would recover nothing because any plaintiff fault — even 1% — bars recovery.
It is the narrow plaintiff-friendly exception in pure-contributory states: even if the plaintiff was negligent, recovery is still possible if the defendant had the last clear chance to avoid the injury and failed to take it. Alabama, Maryland, North Carolina, Virginia, and DC all preserve this doctrine to soften the harshness of the 1% rule.
It depends on the state. Most states apply some form of comparative fault to strict products liability (a doctrine called comparative responsibility), but a handful — including New Jersey for design defects — limit the defense to assumption of risk or product misuse rather than ordinary comparative negligence.
Florida HB 837 (signed March 24, 2023) replaced Florida's longstanding pure comparative negligence with modified-51% comparative negligence for negligence-based personal injury claims. A plaintiff found more than 50% at fault now recovers nothing. The law does not apply to medical malpractice. Cases filed before March 24, 2023 retained pure comparative.
At trial, the jury hears evidence on every party's conduct and answers a special verdict allocating a percentage of total fault to each — including the plaintiff, all defendants, and sometimes non-party at-fault entities (Florida and Tennessee permit Fabre/empty-chair allocation). Total must equal 100%.