Independent-Contractor Rule Limits FTCA Premises Liability Absent Federal Control of the Premises or Injury-Causing Instrumentality

I. Introduction

Dean v. United States (10th Cir. Mar. 17, 2025) arises from a workplace injury sustained by Larry Dean, an employee of VERUS Research (“VERUS”), while performing contract work for the Air Force Research Laboratory (“AFRL”) inside an Air Force-owned anechoic chamber at Kirtland Air Force Base. During a move of a heavy table, an unstable floor block created a gap; Mr. Dean’s leg fell into the gap and he suffered a serious fracture.

Mr. Dean sued the United States under the Federal Tort Claims Act (“FTCA”), alleging negligence based on premises-safety duties: failure to keep the premises safe, failure to inspect, and failure to warn. The key issue on appeal was not factual causation in the abstract, but whether—under New Mexico law incorporated through the FTCA—the United States owed Mr. Dean a duty of care given VERUS’s status as an independent contractor and Mr. Dean’s status as the contractor’s employee.

II. Summary of the Opinion

The Tenth Circuit affirmed summary judgment for the United States. Applying New Mexico law as the “law of the place,” the court held that the “independent contractor rule” generally bars liability of a hirer/landowner for injuries to an independent contractor’s employee, subject to limited exceptions. Mr. Dean failed to create a genuine dispute of material fact that an exception applied—particularly, he did not show that the United States controlled the premises “during the performance of the work” or controlled the “instrumentality that proximately caused” the injury.

The court also declined to apply Lopez v. Devon Energy Production Co., concluding it did not displace the Tenth Circuit’s own intervening description of New Mexico premises-liability law in Adams v. C3 Pipeline Construction Inc., and in any event was distinguishable and non-controlling.

III. Analysis

A. Precedents Cited (and How They Drove the Result)

  • Mengert v. United States, 120 F.4th 696 (10th Cir. 2024) and Fed. R. Civ. P. 56(a): Set the de novo standard for reviewing summary judgment and the requirement of a “genuine dispute as to any material fact.” These authorities framed the appellate posture: Mr. Dean needed evidence, not merely argument, to show a triable issue on “control.”
  • Cillo v. City of Greenwood Vill., 739 F.3d 451 (10th Cir. 2013): Reinforced viewing evidence and reasonable inferences in favor of the non-movant—important because the court still found the record one-sided on control.
  • Strawberry Water Users Ass'n v. United States, 109 F.4th 1287 (10th Cir. 2024) and Stokes v. United States, 967 F.3d 1034 (10th Cir. 2020): Explained the FTCA’s limited waiver of sovereign immunity and its requirement that federal courts apply relevant state tort law “as a private individual under like circumstances.” This anchored the court’s move from federal status to New Mexico duty rules.
  • Nelson v. United States, 915 F.3d 1243 (10th Cir. 2019) and Daigle v. Shell Oil Co., 972 F.2d 1527 (10th Cir. 1992): Governed how the federal court identifies state law: follow the state’s highest court; absent that, predict; treat intermediate appellate opinions as indicators unless persuasive contrary authority exists. This methodological framework mattered when Mr. Dean relied on Lopez (intermediate court), while the panel relied on its own prior state-law prediction in Adams.
  • Ohlsen v. United States, 998 F.3d 1143 (10th Cir. 2021) and 28 U.S.C. § 2671: Confirmed the FTCA’s independent-contractor limitation (the U.S. is not liable for contractor negligence). This forced the analysis onto whether the U.S. owed a direct duty to Mr. Dean, rather than vicarious responsibility for VERUS.
  • Ford v. Bd. of Cnty. Comm'rs, 879 P.2d 766 (N.M. 1994) and Rodriguez v. Del Sol Shopping Ctr. Assocs., 326 P.3d 465 (N.M. 2014): Were central to Mr. Dean’s argument that New Mexico premises liability imposes a broad “ordinary care” duty to all lawful entrants. The panel accepted these cases as describing the general duty baseline, but held the independent-contractor rule can operate as a limiting doctrine.
  • Adams v. C3 Pipeline Construction Inc., 30 F.4th 943 (10th Cir. 2021): Functioned as the decisive interpretive anchor. In discussing New Mexico premises liability, Adams included the principle that “the employer of an independent contractor generally is not liable for injuries to an employee of the independent contractor,” while recognizing exceptions. The panel treated Adams as binding circuit authority on New Mexico law unless the New Mexico Supreme Court later resolved the issue differently.
  • Patterson v. PowderMonarch, LLC, 926 F.3d 633 (10th Cir. 2019): Supplied the intra-circuit rule: a panel’s interpretation of state law binds later panels absent an intervening decision of the state’s highest court. This is the doctrinal step that made it difficult for Mr. Dean to use Lopez to bypass Adams.
  • Valdez v. Cillessen & Son, Inc., 734 P.2d 1258 (N.M. 1987) and Sherman v. Cimarex Energy Co., 318 P.3d 729 (N.M. Ct. App. 2013): Cited through Adams to show historical New Mexico support for the independent-contractor nonliability rule in this context.
  • Lopez v. Devon Energy Production Co., 468 P.3d 887 (N.M. App. 2020): The main authority offered by Mr. Dean. The panel declined to apply it because it (i) predated Adams, (ii) was intermediate-court authority, (iii) contained “precatory” remand observations rather than a definitive abrogation of the independent-contractor rule, and (iv) was factually distinguishable.
  • Requarth v. Brophy, 801 P.2d 121 (N.M. 1990): Supplied the controlling “control” standard for the exception: the hirer must retain “some specific control over the premises during the performance of the work, or over the instrumentality that proximately caused the employee’s injury”; “general control” is usually insufficient when the hazard was created by the contractor and unknown to the owner. This case directly supported affirmance on the undisputed record of VERUS control over block placement/layout during testing.
  • Helget v. City of Hays, 844 F.3d 1216 (10th Cir. 2017): Cut off an evidentiary escape hatch: a party cannot defeat summary judgment merely by claiming a jury might disbelieve a witness; the party must present affirmative contradictory evidence. This undermined Mr. Dean’s reliance on alleged “contradictory testimony.”

B. Legal Reasoning

  1. FTCA framework and the independent-contractor boundary. The court first separated (i) barred vicarious-liability theories (the U.S. is not liable for VERUS’s negligence under 28 U.S.C. § 2671) from (ii) potentially viable direct-negligence theories (the U.S. can be liable for its own negligence). That made the existence and scope of a direct duty under New Mexico law the threshold question.
  2. General premises-liability duty versus contractor-employee limitation. Mr. Dean invoked New Mexico’s broad “ordinary care” duty to lawful entrants articulated in Ford and refined in Rodriguez. The panel did not deny that baseline. Instead, it treated the independent-contractor rule (as described in Adams) as a policy-based limiter on that baseline duty in the specific “class of cases” involving a hirer/landowner and a contractor’s employee.
  3. Restatement (Third) of Torts § 7 and policy-based duty limits. The opinion acknowledged that Rodriguez adopts the Restatement (Third) approach: duty is generally recognized where conduct creates risk, and limitations require articulated policy reasons “unrelated to foreseeability.” The panel noted New Mexico’s high court had not expressly decided whether the independent-contractor rule remains such a policy-based limiter in premises cases post-Rodriguez, but found no basis to predict that the New Mexico Supreme Court would abandon it—particularly given longstanding adherence and rationales tied to contractor responsibility and workers’ compensation.
  4. Why Lopez did not change the analysis. The court treated Lopez as insufficient to overcome Adams under Patterson: it was not a New Mexico Supreme Court decision, did not “intervene” after Adams, and did not clearly reject the independent-contractor rule. The panel also distinguished Lopez factually, emphasizing that Mr. Dean’s injury was tied to foam blocks whose placement and movement during testing were under VERUS’s control.
  5. No exception: lack of “specific control” over the premises/instrumentality during the work. Under Requarth v. Brophy, it was not enough that the Air Force owned the chamber. The record evidence—undisputed for summary-judgment purposes—showed VERUS determined the chamber layout and moved/placed the blocks during testing, and the government did not regulate day-to-day/hour-to-hour operations inside the chamber during VERUS testing. Because the alleged hazard (unstable blocks/gap) arose from an instrumentality controlled by VERUS during performance, the premises-control exception did not apply.
  6. Contract language and credibility arguments were insufficient. Mr. Dean pointed to contract language referencing “Government-controlled working space.” Even assuming ambiguity, the court held uncontested extrinsic evidence showed VERUS controlled the relevant layout and instrumentality during testing. Alleged witness “contradictions” did not create a triable fact issue without affirmative counter-evidence, per Helget v. City of Hays.

C. Impact

  • Practical narrowing of FTCA premises claims by contractor employees in New Mexico. Even when the United States owns the property (including specialized facilities on military bases), contractor employees may face a substantial duty hurdle if the injury traces to a condition/instrumentality the contractor controls during performance.
  • Evidence of “specific control” becomes the decisive litigation axis. The opinion underscores that “ownership” or broad supervisory authority is not enough; plaintiffs must develop evidence of specific, operational control by the government over the hazard-producing instrumentality or the premises during the work. Contract phrases like “Government-controlled” will not carry the day when operational practice shows contractor control.
  • Intra-circuit stability: reliance on Adams until the New Mexico Supreme Court speaks. By invoking Patterson v. PowderMonarch, LLC, the panel signals that litigants cannot rely on intermediate New Mexico decisions alone to overcome the Tenth Circuit’s prior state-law interpretation unless the New Mexico Supreme Court directly alters the landscape.
  • Doctrinal tension remains unresolved at the state level. The opinion highlights (without resolving) an open question: whether the New Mexico Supreme Court, applying Restatement (Third) § 7 policy analysis, would continue to treat the independent-contractor rule as a categorical duty-limiting principle in premises-liability suits by contractor employees. Until clarified, federal courts applying New Mexico law in FTCA cases will likely continue to apply the independent-contractor framework as in Adams and Dean.

IV. Complex Concepts Simplified

FTCA (Federal Tort Claims Act)
A statute allowing certain tort suits against the United States, but only to the extent a private person would be liable under the state law where the harm occurred.
Sovereign immunity / limited waiver
The United States is generally immune from suit unless it consents. The FTCA is a limited consent with conditions and exceptions.
Independent-contractor rule (in this context)
A principle that a party hiring an independent contractor is generally not liable for injuries to the contractor’s employees arising from the contracted work, unless the hirer retains certain kinds of control (e.g., control over the work or the premises/instrumentality).
Vicarious liability vs. direct liability
Vicarious liability means being liable for someone else’s negligence (e.g., an employer for an employee). Direct liability means the defendant itself breached a duty. The FTCA bars vicarious liability for independent contractors but allows direct-liability theories if a duty exists under state law.
Premises liability and “duty”
“Premises liability” refers to duties of owners/occupiers to maintain property safely for lawful entrants. “Duty” is the legal obligation that must exist before negligence liability can attach.
Restatement (Third) of Torts § 7 policy limits
New Mexico recognizes a general duty of reasonable care when conduct creates risk, but courts may limit duty in “exceptional cases” based on articulated policy reasons, not just foreseeability.
Summary judgment
A pretrial ruling that ends a case when there is no genuine dispute of material fact and the moving party is entitled to judgment as a matter of law. Here, the key “material fact” would have been evidence of government control sufficient to trigger an exception.

V. Conclusion

Dean v. United States affirms that, in FTCA cases applying New Mexico law, a contractor employee’s premises-liability theory may be constrained by the independent-contractor rule as described in Adams v. C3 Pipeline Construction Inc.. To reach a jury, plaintiffs must produce concrete evidence that the government exercised the kind of “specific control” over the premises during the work or over the injury-causing instrumentality required by Requarth v. Brophy. Contract labels suggesting “Government-controlled” space are insufficient when operational reality shows contractor control, and credibility attacks alone will not defeat summary judgment without affirmative counter-evidence under Helget v. City of Hays.