Executive Summary
The current confrontation over federal immigration enforcement is being dangerously misframed. What is unfolding in 2026 is not a border-security dispute, nor a clash over immigration policy preferences. It is a constitutional crisis centered on the use of federal police power deep inside the interior of the United States, far from the border zones where Congress has historically legislated immigration enforcement authority and where courts have recognized limited exceptions to ordinary Fourth Amendment rules.
Recent shootings by Immigration and Customs Enforcement (ICE) agents—including fatal encounters involving both citizens and non-citizens—have not occurred at ports of entry, border checkpoints, or within congressionally defined border-enforcement zones. They have occurred in cities, residential neighborhoods, parking lots, and public spaces hundreds or thousands of miles from the border, where ordinary constitutional policing standards apply.
Congress’s immigration power has never been a roving license for interior policing. It is territorially and functionally constrained. Outside the border context, federal agents are not exempt from the Fourth Amendment, not relieved of judicial-warrant requirements, and not empowered to conduct generalized stops, seizures, or uses of force untethered from individualized suspicion and judicial oversight.
Yet ICE’s current interior enforcement model increasingly operates as though those constraints do not exist.
Administrative warrants—executive documents issued by the agency itself—are being treated as substitutes for judicial process. Federal agents are conducting stops and demanding identification in the interior without clear statutory authorization. Masked enforcement has become normalized, eroding the public’s ability to identify lawful authority. And senior officials have suggested, explicitly or implicitly, that Supremacy Clause immunity shields federal agents from state criminal law even when lethal force is used.
The central constitutional question raised by these developments is not whether the federal government may enforce immigration law. It is whether executive agencies may exercise domestic police power inside the interior of the United States without judges, without transparent identification, and without accountability to state criminal law.
A recent federal decision—United States v. State of New York, upholding New York’s Protect Our Courts Act (POCA)—offers a critical judicial response to this overreach. Although the case arose from courthouse arrests, its reasoning is structural and far-reaching. The court rejected the federal government’s attempt to convert statutory silence into executive supremacy and reaffirmed a foundational rule: authority must flow from Congress, not from agency practice, operational convenience, or enforcement preference.
POCA matters because it confirms what the Constitution has always required: when federal enforcement moves into the interior—into state courts, city streets, and local communities—it does so subject to ordinary constitutional constraints, not border-exception logic. States retain sovereign authority over policing norms, judicial access, public safety, and criminal accountability within their borders.
This thought-piece examines four legal pressure points now converging in the interior enforcement context:
The administrative versus judicial warrant divide, and the constitutional danger of allowing executive paperwork to replace judicial process.
The anti-commandeering doctrine, and the states’ right to refuse transformation of their police forces into federal immigration auxiliaries.
Masked federal enforcement and the collapse of identification norms, which undermines both public safety and lawful authority.
Supremacy Clause immunity, and why it does not protect federal agents who act outside lawful authority or employ unnecessary force in the interior.
Together, these issues expose a federal enforcement model that has drifted beyond its statutory moorings. When lethal force is deployed in the interior under administrative authority alone—without judges, without warrants, and without clear statutory grounding—the rule of law is no longer being enforced. It is being displaced.
This is not an immigration debate. It is a test of whether constitutional policing still governs the use of force inside the United States, or whether executive agencies may redefine their own limits by practice and rhetoric. The POCA decision signals that courts remain willing to draw that line. The question now is whether they will be required to do so again—under far graver circumstances.
Prefatory Note on Structure
This essay includes two brief Interludes following the Executive Summary. They are not digressions. They serve a structural purpose.
Recent public discourse surrounding federal immigration enforcement has increasingly collapsed distinct legal doctrines—border authority, interior policing, administrative process, and use-of-force accountability—into a single, undifferentiated debate. That collapse obscures where Congress has actually spoken, where courts have recognized limited exceptions to ordinary constitutional rules, and where executive agencies remain fully bound by traditional policing constraints.
The Interludes are included to restore those distinctions before the analysis proceeds.
The first Interlude clarifies the territorial and functional limits of immigration enforcement authority, distinguishing narrow border-exception doctrines from the constitutional rules governing law enforcement in the interior of the United States. The second addresses the conditions under which Supremacy Clause immunity applies—and, critically, where it does not—when federal officers use force outside those limited contexts.
Together, the Interludes establish baseline principles that inform the sections that follow. They are intended to prevent doctrinal slippage, ensure analytical precision, and anchor the discussion in settled constitutional structure rather than enforcement rhetoric or policy preference.
Interlude A
Border Power Is Not Interior Police Power
Why Immigration Law Cannot Be Used as a Roving Use-of-Force License
Federal immigration authority is territorially and functionally limited. Congress has long recognized that immigration enforcement near the border presents circumstances distinct from ordinary domestic policing, and the courts have cautiously tolerated limited departures from standard Fourth Amendment rules in those narrow contexts. But those exceptions are exactly that—exceptions, tied to geography, purpose, and necessity.
They do not travel.
When immigration enforcement moves away from ports of entry, border checkpoints, or congressionally defined border-adjacent zones, it leaves behind the legal justifications that support relaxed standards. Inside the interior of the United States—on city streets, in residential neighborhoods, at workplaces, and in courthouses—immigration agents are subject to the same constitutional policing rules as every other law-enforcement officer.
That distinction is not academic. It is dispositive.
Interior shootings by ICE agents in 2025 and 2026 did not occur during border interdiction, customs inspection, or entry screening. They occurred in environments governed by ordinary Fourth Amendment doctrine, state police-power law, and criminal use-of-force standards. In those spaces, Congress has not authorized suspicionless stops. It has not authorized generalized ID demands. And it has not authorized the use of deadly force absent the same necessity and proportionality requirements imposed on all domestic police.
The danger arises when federal agencies collapse this distinction—invoking border logic to justify interior conduct. That move converts a limited immigration power into a roving domestic police authority, untethered from geography and judicial oversight. Congress has never granted that power. Courts have never sanctioned it.
This is where administrative warrants become especially destabilizing. An executive document issued without judicial review cannot substitute for the territorial limitations Congress built into immigration law. Nor can it transform civil immigration authority into a criminal policing mandate. Once federal agents operate in the interior, border exceptionalism disappears, and constitutional policing resumes in full.
The shootings now under scrutiny underscore why this line matters. Lethal force deployed under a theory of immigration enforcement—far from the border and without judicial warrants—does not sit within any recognized constitutional exception. It sits squarely within the domain of ordinary police accountability.
That is the first line courts must draw.
Interlude B
Interior Use of Force and the Collapse of Supremacy Clause Immunity
Why Administrative Authority Cannot Shield Reckless or Ultra Vires Conduct
The second line courts must draw concerns immunity.
Supremacy Clause immunity has never been absolute. It is not a badge-based exemption from state law. It is a conditional doctrine designed to prevent states from criminalizing lawful federal action—not to insulate federal officers from accountability when they exceed their authority.
The rule is straightforward: a federal officer is immune from state prosecution only when the officer is acting within the scope of lawful federal authority and does no more than what is necessary and proper to carry out that authority.
This analysis is not written against a blank institutional record. More than a decade ago, a federal government–commissioned review by the Police Executive Research Forum documented systemic misuse of deadly force in immigration enforcement, including avoidable escalation during vehicle encounters and the failure to disengage where less-lethal alternatives were available—findings that bear directly on whether later interior uses of force can plausibly be characterized as “necessary and proper” under Supremacy Clause immunity doctrine.
Interior immigration shootings test that doctrine at its breaking point.
When ICE agents use lethal force inside the interior of the United States, the immunity analysis does not turn on their job title. It turns on four questions:
Was the underlying enforcement action authorized by Congress in that location?
Was the stop or seizure supported by lawful suspicion or a judicial warrant?
Was the agent operating under a civil administrative framework or a criminal one?
Was the use of force necessary and proportionate under neutral policing standards?
Administrative warrants weaken immunity claims at every step of this analysis. They are civil instruments. They lack judicial findings. They do not establish criminal probable cause. And they do not authorize the kind of confrontational enforcement that predictably escalates into deadly force.
Masked enforcement further erodes immunity. When agents conceal their identity in the interior, they increase the risk of misidentification, panic, resistance, and violence. That risk is not incidental—it is foreseeable. And foreseeable escalation is the opposite of “necessary and proper.”
Most critically, immunity collapses when federal agents violate neutral state safety laws that do not conflict with federal objectives—laws governing use of force, identification, impersonation prevention, and public safety. The Supremacy Clause does not permit federal officers to disregard those laws simply because enforcement is inconvenient.
The emerging pattern is unmistakable: interior enforcement conducted under administrative authority, without judicial warrants, without transparent identification, and resulting in lethal force is precisely the kind of conduct the immunity doctrine was never meant to protect.
Courts have always drawn a line between lawful execution of federal duties and unauthorized, reckless conduct cloaked in federal rhetoric. The latter receives no constitutional shelter.
That line is now being tested in the most serious way possible—through the loss of life.
I. The Administrative vs. Judicial Warrant Divide
Where Public Confusion Becomes Constitutional Exposure
The constitutional defect at the center of ICE’s interior enforcement model begins with a category error: the routine treatment of administrative immigration warrants as if they were judicial warrants authorizing police seizures. They are not. The difference is not semantic. It is structural, constitutional, and outcome-determinative.
An administrative warrant is an executive request issued pursuant to civil authority; a judicial warrant is a command of law backed by Article III power. To treat the former as the latter is to replace the Bill of Rights with an Agency Memo.
An administrative immigration warrant is an executive instrument issued pursuant to civil authority. It is signed by an agency official, not a neutral magistrate, and it reflects no judicial determination of probable cause that a crime has been committed. By contrast, a judicial warrant represents the exercise of Article III power, grounded in the Fourth Amendment’s command that “no Warrants shall issue, but upon probable cause, supported by Oath or affirmation.” U.S. Const. amend. IV.
The Supreme Court has repeatedly emphasized that the warrant requirement cannot be satisfied by executive convenience or administrative substitution. In Johnson v. United States, the Court rejected the notion that law enforcement officers could bypass judicial authorization simply because obtaining a warrant would be inefficient, explaining that constitutional protections require that probable-cause determinations “be drawn by a neutral and detached magistrate instead of being judged by the officer engaged in the often competitive enterprise of ferreting out crime.” 333 U.S. 10, 13–14 (1948).
Immigration enforcement does not dissolve that boundary.
Although immigration proceedings are civil in nature, the Supreme Court has made clear that civil classification does not eliminate Fourth Amendment protections against unreasonable seizures. In INS v. Delgado, the Court analyzed immigration “factory surveys” under ordinary seizure doctrine, holding that encounters between immigration agents and workers remain subject to traditional Fourth Amendment standards and may become unlawful seizures if freedom of movement is restrained by show of authority. 466 U.S. 210, 215–18 (1984).
Nor has the Court recognized immigration enforcement as a general exception to warrant requirements. To the contrary, in Arizona v. United States, the Court reaffirmed that although the federal government possesses broad authority over immigration policy, enforcement methods remain constrained by constitutional structure, and states may not be conscripted into federal immigration enforcement absent clear congressional authorization. 567 U.S. 387, 401–07 (2012).
Administrative warrants therefore occupy a narrow role. They may authorize limited civil custody actions within the scope defined by Congress. They do not authorize entry into non-public spaces without consent. They do not compel state or local assistance. And they do not substitute for judicial warrants when enforcement escalates into seizures implicating Fourth Amendment protections.
Federal courts addressing this issue have been explicit. In Morales v. Chadbourne, the First Circuit held that detention based solely on an ICE detainer unsupported by probable cause violated the Fourth Amendment, rejecting the argument that civil immigration authority alone could justify seizure. 793 F.3d 208, 217–23 (1st Cir. 2015). Numerous district courts have reached similar conclusions, holding that ICE detainers and administrative warrants do not provide independent constitutional authority for arrest or prolonged detention.
Crucially, because civil administrative detainers do not require a judicial finding of probable cause that a crime has been committed, state and local officers who act upon them without the protection of a judicial warrant are effectively ‘hanging out to dry’—facing personal liability for Fourth Amendment violations that the federal government is under no obligation to indemnify.
The POCA decision reinforces this doctrine by rejecting executive attempts to transform statutory silence into implied supremacy. The court held that where Congress has not clearly authorized a particular enforcement mechanism—especially one intruding upon core state judicial functions—executive agencies may not create that authority through practice or policy preference.
For state and local law-enforcement agencies, the implications are unavoidable. Assisting civil immigration arrests based solely on administrative warrants exposes officers to constitutional liability, including unlawful seizure and false arrest claims under state law. It also threatens suppression of evidence and erosion of public trust. Refusal to honor administrative warrants in the interior is therefore not obstruction; it is constitutional compliance.
The administrative–judicial warrant divide exists to prevent precisely what is now occurring: the conversion of civil regulatory authority into unreviewed police power. In the interior of the United States, that divide remains intact.
II. Beyond the Border Myth: Interior Stops and Identification Demands
When Federal Authority Drifts Into General Policing
A second structural failure in the current enforcement model arises from the rhetorical and operational treatment of the entire nation as a functional border zone. That framing has no foundation in constitutional law.
Border enforcement is exceptional precisely because it is limited. The Supreme Court has tolerated narrow departures from ordinary Fourth Amendment rules at international borders and their functional equivalents based on sovereign interests in regulating entry. See United States v. Ramsey, 431 U.S. 606, 616–19 (1977). Those exceptions, however, are grounded in geography and purpose, not in the mere identity of the enforcing agency.
The Court has repeatedly rejected attempts to extend border authority inland. In Almeida-Sanchez v. United States, the Court held that warrantless vehicle searches conducted by immigration officers away from the border violated the Fourth Amendment, emphasizing that border-search doctrine does not apply simply because the officers involved enforce immigration laws. 413 U.S. 266, 272–73 (1973).
Similarly, in United States v. Brignoni-Ponce, the Court held that roving patrol stops by immigration officers away from the border require reasonable suspicion and may not be based on generalized assumptions about race or ethnicity. 422 U.S. 873, 882–84 (1975). Immigration authority, the Court made clear, does not authorize indiscriminate interior stops.
In INS v. Delgado, the Court again confirmed that interior immigration encounters must be evaluated under ordinary Fourth Amendment standards, rejecting the argument that the presence of immigration agents automatically renders stops lawful. 466 U.S. at 215–18.
Most importantly, the Supreme Court has never recognized a general interior immigration-enforcement exception to the Fourth Amendment. To the contrary, in City of Indianapolis v. Edmond, the Court held that suspicionless stops conducted for general law-enforcement purposes are unconstitutional, even when justified by important governmental interests. 531 U.S. 32, 41–44 (2000). Immigration enforcement does not escape that rule by relabeling stops as “administrative.”
Interior stops and identification demands therefore fall squarely within ordinary policing doctrine. When federal agents stop individuals in cities, residential neighborhoods, or public spaces far from the border, they are engaging in domestic law enforcement. Such conduct requires individualized suspicion and lawful predicates for detention.
The risks of ignoring these limits are well documented. As recognized in Terry v. Ohio, police stops are inherently coercive and carry a substantial risk of escalation. 392 U.S. 1, 16–19 (1968). When stops are conducted without clear legal predicates—particularly under civil authority alone—the risk of confrontation and violence is foreseeable.
State law further intensifies the collision. States retain primary authority over ordinary policing within their borders, including regulation of stops, identification demands, and use-of-force standards. The Supreme Court reaffirmed this principle in Printz v. United States, holding that the federal government may not commandeer state officers to execute federal regulatory programs. 521 U.S. 898, 918–25 (1997). More recently, in Murphy v. NCAA, the Court reaffirmed that state sovereignty limits federal intrusion absent clear congressional authorization. 584 U.S. ___, 138 S. Ct. 1461, 1477–78 (2018).
The POCA court’s reasoning aligns squarely with this framework. Federal silence does not expand executive power; it constrains it. Where Congress has not authorized suspicionless interior stops or generalized identification demands, those practices cannot be justified by agency policy or enforcement preference.
This distinction becomes decisive when lethal force is used. Interior stops lacking judicial grounding or lawful predicates are not merely unconstitutional—they are dangerous. When such encounters escalate into shootings, claims of Supremacy Clause immunity weaken substantially, because the underlying enforcement action itself rests on unstable legal ground.
The Constitution does not permit immigration enforcement to morph into unregulated interior policing. Geography matters. Authority matters. And when federal agents operate far from the border, they do so under the same constitutional rules that govern every badge and every firearm in domestic law enforcement.
III. Anti-Commandeering Revisited
Why “Sanctuary” Is the Wrong Constitutional Frame
Public debate routinely frames state resistance to federal immigration enforcement as a form of “sanctuary” politics. That framing obscures the controlling constitutional doctrine. What is at issue is not obstruction of federal law, but anti-commandeering—a structural limit rooted in the Tenth Amendment that preserves the sovereignty of the states and the accountability of democratic governance.
The Supreme Court has long made clear that while the federal government may regulate individuals directly, it may not compel states or their officers to administer or enforce federal regulatory programs. In New York v. United States, the Court held that Congress may not “commandeer the legislative processes of the States by directly compelling them to enact and enforce a federal regulatory program.” 505 U.S. 144, 161 (1992). That principle is not limited to legislatures. It applies with even greater force to executive officials.
In Printz v. United States, the Court struck down provisions of the Brady Handgun Violence Prevention Act that required state and local law-enforcement officers to conduct background checks on behalf of the federal government. 521 U.S. 898, 933 (1997). The Court emphasized that such commandeering is incompatible with the Constitution’s structure, which “withhold[s] from Congress the power to issue directives requiring the States to address particular problems, or command the States’ officers…to administer or enforce a federal regulatory program.” Id. at 935.
The relevance to immigration enforcement is direct. Civil immigration enforcement is a federal regulatory program. Congress has not authorized the federal government to require state or local police officers to assist in that program, particularly where assistance would involve arrests, detention, or investigatory activity governed by state constitutional and statutory law. Absent such authorization, states are constitutionally entitled to decline participation.
That entitlement was reaffirmed in Murphy v. NCAA, where the Court clarified that anti-commandeering is not a narrow exception but a fundamental rule of federalism: “The anticommandeering doctrine simply represents the recognition of this limit on congressional authority.” 584 U.S. ___, 138 S. Ct. 1461, 1477 (2018). Federal supremacy, the Court explained, operates only where Congress acts within its enumerated powers and does so directly upon private actors—not by conscripting state governments as instruments of federal policy.
State policies limiting cooperation with ICE—whether by restricting information sharing, declining to honor detainers, or barring participation in civil immigration arrests—therefore do not “nullify” federal law. They reflect a constitutionally protected choice not to expend state resources or expose state officers to legal liability on behalf of a federal civil enforcement scheme.
This distinction matters acutely in the interior enforcement context. Immigration enforcement conducted through administrative warrants, interior stops, and civil detainers places state officers in legal jeopardy. Courts have repeatedly held that state and local officials may be liable under state law and the Fourth Amendment for participating in unlawful detentions based solely on ICE detainers. See, e.g., Morales v. Chadbourne, 793 F.3d 208, 217–23 (1st Cir. 2015).
States are not required—constitutionally or prudentially—to assume that risk.
Nor does anti-commandeering end at cooperation decisions. States retain sovereign authority over the character and fitness of their own police forces. Hiring standards, training requirements, ethical rules, and community-policing models fall squarely within state police power. Federal service does not confer a right to state employment, nor does it override state determinations about what forms of policing comport with local law and public safety.
When federal immigration enforcement models undermine community trust, escalate routine encounters into violence, or erode judicial access—as documented in the POCA record—states are not merely permitted to respond. They are obligated to do so to preserve the functioning of their legal systems.
Anti-commandeering thus reframes the debate correctly. The issue is not sanctuary versus enforcement. It is constitutional structure versus executive conscription. The Constitution resolves that conflict in favor of state sovereignty.
IV. Masked Agents and the Collapse of Identification Norms
When Officer Safety Claims Collide With Public Safety
The normalization of masked federal agents operating in the interior of the United States marks a profound departure from traditional policing norms. It also presents a direct constitutional and public-safety problem—one that neither officer-safety rhetoric nor Supremacy Clause arguments can resolve.
American policing has long rested on a foundational principle: lawful authority must be identifiable. Uniforms, badges, names, and agency markings are not cosmetic. They are the mechanisms by which the public distinguishes legitimate state force from criminal violence. Without them, coercive encounters become indistinguishable from abduction, robbery, or assault.
The Supreme Court’s use-of-force jurisprudence presumes this baseline. In Tennessee v. Garner, the Court held that deadly force may not be used unless it is necessary to prevent escape and the officer has probable cause to believe the suspect poses a significant threat of death or serious physical injury. 471 U.S. 1, 11–12 (1985). That analysis assumes the individual understands that force is being exercised by lawful authority and has an opportunity to submit.
Similarly, in Graham v. Connor, the Court instructed that use-of-force claims must be evaluated under an “objective reasonableness” standard, accounting for the perspective of a reasonable officer on the scene. 490 U.S. 386, 396–97 (1989). But reasonableness is not assessed in a vacuum. Encounters shaped by anonymity, confusion, or fear—conditions exacerbated by masked enforcement—alter the dynamics of resistance and escalation in ways that undermine claims of necessity.
Masked enforcement in the interior predictably increases the risk of misidentification, panic, and defensive resistance. That risk is not speculative. It is foreseeable. And foreseeability matters in constitutional analysis. When law-enforcement tactics create conditions that heighten the likelihood of violent escalation, the resulting use of force becomes harder to justify as “necessary” or “reasonable.”
States possess inherent police power to address these risks. Preventing impersonation, maintaining public order, and ensuring that residents can identify lawful authority are core state functions. Neutral state laws regulating identification, uniforms, or disclosure of agency affiliation do not conflict with federal objectives; they regulate how policing is conducted, not whether federal law may be enforced.
The Supremacy Clause does not bar such regulation. As the Supreme Court has made clear, federal officers are not immune from state laws of general applicability that do not discriminate against or directly obstruct federal functions. See In re Neagle, 135 U.S. 1, 75–76 (1890) (recognizing immunity only where federal officers act within lawful authority and necessity).
When masked agents operate under administrative authority alone—without judicial warrants, without transparent identification, and in contexts governed by ordinary policing rules—the claim to immunity weakens substantially. Anonymity is not a constitutional privilege. It is a tactical choice. And when that choice foreseeably contributes to violent encounters, it cannot be insulated by federal rhetoric.
The POCA court’s emphasis on institutional integrity provides a parallel. Courts cannot function when participants fear arrest. Communities cannot function when residents cannot identify lawful authority. Both scenarios involve the same constitutional injury: the erosion of legitimacy through executive overreach.
Masked interior enforcement thus represents more than a policy disagreement. It signals a breakdown in the social and legal compact that governs the use of force. When policing authority becomes anonymous, accountability collapses. And when accountability collapses, the Constitution reasserts itself through state regulation and judicial review.
V. Supremacy Clause Immunity Is Not a Blank Check
The Death of ‘Qualified’ Supremacy: Why Pretextual Escalation Disqualifies Federal Immunity
Assertions that federal immigration agents are categorically immune from state criminal law reflect a profound misunderstanding—often a willful one—of Supremacy Clause immunity. That doctrine has never conferred blanket protection on federal officers. It is narrow, conditional, and tethered to lawful authority. When those conditions fail, immunity fails with them.
The foundational case is In re Neagle, in which the Supreme Court held that a federal marshal assigned to protect a Supreme Court Justice could not be prosecuted by a state for actions taken in the course of that duty. 135 U.S. 1, 75–76 (1890). But Neagle did not announce absolute immunity. To the contrary, the Court stressed that immunity applies only when the officer’s actions are (1) authorized by federal law and (2) “necessary and proper” to carry out federal duties. Id. at 75.
That limitation is decisive.
Later cases have repeatedly reaffirmed that Supremacy Clause immunity does not protect conduct that exceeds statutory authority or violates neutral state laws governing public safety. In Clifton v. Cox, the Ninth Circuit explained that immunity applies only when an officer “reasonably believes his actions to be necessary and proper” and acts within the scope of federal authority. 549 F.2d 722, 728 (9th Cir. 1977). Where federal officers act recklessly, gratuitously, or outside lawful bounds, they may be subject to state prosecution.
The claim that interior immigration shootings are unforeseeable or unavoidable is contradicted by the federal government’s own record.
In 2013, a Police Executive Research Forum, Review of Use of Force by U.S. Customs and Border Protection—commissioned by U.S. Customs and Border Protection conducted a comprehensive review of CBP’s use of deadly force, examining 67 cases and agency policy. The findings were unambiguous. Agents repeatedly placed themselves in avoidable danger, particularly during vehicle encounters and object-throwing incidents, and then relied on those self-created risks to justify lethal force. PERF concluded that in many cases, agents should have disengaged, moved out of range, or employed less-lethal alternatives rather than fire their weapons.
These findings matter constitutionally. Supremacy Clause immunity protects only conduct that is “necessary and proper.” When federal authorities have long known that safer, lawful alternatives exist—and failed to require them—the use of deadly force cannot be characterized as necessary. Nor can it be insulated from state criminal law by executive assertion alone.
Interior immigration enforcement places extraordinary strain on this doctrine. When ICE agents use force far from the border—under civil administrative authority alone—the first prong of the immunity test is immediately implicated: was the underlying action authorized by Congress in that location and manner?
Administrative warrants do not answer that question. They are civil instruments. They do not establish criminal probable cause. They do not authorize generalized policing encounters. And they do not confer authority to engage in confrontational enforcement likely to escalate into violence. When force is used in the course of such encounters, it becomes increasingly difficult to argue that the conduct was “necessary and proper” within the meaning of Neagle.
The second prong fares no better. Use-of-force doctrine demands proportionality and necessity. As discussed in Tennessee v. Garner, deadly force may be used only where the officer has probable cause to believe the individual poses a significant threat of death or serious physical injury. 471 U.S. 1, 11–12 (1985). Graham v. Connor further requires that force be objectively reasonable under the totality of circumstances. 490 U.S. 386, 396–97 (1989).
Those standards apply to federal officers no less than state officers when operating in the interior.
When federal agents initiate encounters without judicial warrants, without individualized suspicion, and without clear statutory grounding, the risk of escalation is foreseeable. Foreseeable escalation undermines claims of necessity. Masked enforcement, administrative authority, and interior stops collectively weaken any assertion that resulting force was unavoidable or proper.
Supremacy Clause immunity does not protect unauthorized conduct simply because it is federal. It protects lawful conduct undertaken in lawful ways. Interior shootings arising from administrative enforcement alone therefore sit at the outer edge of—if not beyond—the immunity doctrine’s protection.
VI. Dangerous Rhetoric from DHS and ICE
How Claims of Absolute Authority Invite Legal and Institutional Collapse
Compounding the constitutional defects in current enforcement practice is a parallel failure of institutional rhetoric. Statements by DHS and ICE officials increasingly suggest that federal immigration agents operate beyond the reach of state law, insulated by federal supremacy regardless of circumstance. That rhetoric is not only incorrect—it is dangerous.
Courts have never endorsed the view that federal officers are untouchable. To the contrary, the Supreme Court has consistently rejected the notion that executive status alone confers immunity from generally applicable law. As Neagle itself makes clear, immunity attaches only to lawful and necessary conduct. 135 U.S. at 75–76.
Overstating immunity produces predictable consequences. It encourages boundary-pushing. It signals to line agents that statutory limits are flexible or irrelevant. And it fosters enforcement practices untethered from judicial oversight. When such practices lead to injury or death, the institutional damage is severe—not only to the individuals involved, but to the legitimacy of federal authority itself.
History offers repeated warnings. From unlawful detentions to excessive force, claims of inherent or implied authority have consistently collapsed under judicial scrutiny. Agencies that substitute policy preference for statutory authorization expose themselves—and their officers—to civil liability, criminal prosecution, and reputational harm.
The POCA decision illustrates the judiciary’s unwillingness to indulge this rhetoric. The court did not defer to executive assurances of necessity or convenience. It demanded statutory grounding. And finding none, it upheld state authority to draw protective boundaries.
Interior enforcement amplifies the risk. Unlike border operations, interior encounters occur in communities governed by state law, observed by local residents, and subject to local standards of policing. When federal agents assert immunity in these spaces, they invite confrontation not only with courts, but with the constitutional order itself.
Institutional restraint is not weakness. It is preservation. Agencies that speak as though they are above the law undermine the very supremacy they invoke.
VII. Conclusion: This Is About the Rule of Law, Not Immigration
The events and doctrines examined in this essay converge on a single conclusion: the current conflict over interior immigration enforcement is not about immigration policy. It is about whether the rule of law continues to govern the use of police power inside the United States.
Congress has never authorized executive agencies to exercise generalized policing authority in the interior without judicial oversight. Courts have never sanctioned administrative warrants as substitutes for judicial process. And the Constitution has never tolerated anonymous, unaccountable force wielded beyond the reach of state law.
The Protect Our Courts Act decision stands as a judicial reaffirmation of these principles. It confirms that statutory silence constrains executive power. It reasserts state sovereignty over courts, policing norms, and public safety. And it signals that efficiency cannot replace legality.
Administrative warrants instead of judges. Masks instead of identification. Rhetoric instead of statutory authority. These are not mere tactical choices. They are structural deviations from constitutional governance. When they culminate in the use of lethal force in the interior, the consequences are not only tragic—they are unlawful.
Federal authority remains supreme where Congress has spoken and where enforcement proceeds within lawful bounds. But supremacy does not mean exemption. It does not mean anonymity. And it does not mean immunity from accountability when power is exercised beyond its limits.
The constitutional instability of current interior enforcement practices is not merely theoretical. Federal authorities were warned years ago—by their own commissioned experts—that enforcement tactics involving vehicle confrontations, officer positioning, and escalation choices carried predictable and preventable risks of deadly force. When those same risks now materialize in the interior, under administrative authority alone and without judicial oversight, claims of inevitability collapse. What remains is not tragedy without fault, but the foreseeable consequence of an enforcement model that ignored its own warnings.
This is not an argument against immigration enforcement. It is an argument for constitutional policing. The line between law and power has not disappeared. Courts have shown they are willing to draw it. The question now is whether executive agencies will respect it—or whether they will force the judiciary to draw it again, at even greater cost.
Reader Supplement
To support this analysis, I have added two companion resources below.
First, a Slide Deck that distills the core legal framework, case law, and institutional patterns discussed in this piece. It is designed for readers who prefer a structured, visual walkthrough of the argument and for those who wish to reference or share the material in presentations or discussion.
Second, a Deep-Dive Podcast that expands on the analysis in conversational form. The podcast explores the historical context, legal doctrine, and real-world consequences in greater depth, including areas that benefit from narrative explanation rather than footnotes.
These materials are intended to supplement—not replace—the written analysis. Each offers a different way to engage with the same underlying record, depending on how you prefer to read, listen, or review complex legal issues.
About the Author
Eric Sanders is the owner of The Sanders Firm, P.C. in New York. A prominent civil rights attorney and a former NYPD Police Officer (retired in good standing), Mr. Sanders brings a rare dual perspective to the intersection of law enforcement and constitutional law.
As a trained investigator shaped by the same police culture he now examines critically, he focuses his practice on cases involving the NYPD, civil rights violations, and the abuse of police power. His work centers on institutional accountability, judicial oversight, and the constitutional limits governing domestic law enforcement.
Mr. Sanders’s practice is grounded in the principle that professional policing and constitutional policing are not competing ideals, but are inseparable—and depend on strict adherence to the rule of law. He is a frequent commentator on issues involving the Tenth Amendment, the Professional Policing Act, and the limits of federal authority in the interior of the United States.