United States v. Carlos Estrada

Plain English (For Everyone)

The court ruled that the police could obtain your cell phone's location history (where you've been) using a specific type of court order, not requiring the same level of proof as a full search warrant. This is because your location data is considered less private than your private conversations. Therefore, evidence found using this method is likely admissible in court.

For Legal Practitioners

The Seventh Circuit affirmed the denial of a motion to suppress CSLI obtained via a § 2703(d) order, holding that a defendant lacks a reasonable expectation of privacy in such data. The court distinguished CSLI from communication content and emphasized the diminished privacy interest in location records, especially under the lower evidentiary standard of § 2703(d). This ruling reinforces the government's ability to access CSLI with a § 2703(d) order.

For Law Students

In United States v. Estrada, the Seventh Circuit held that cell site location information (CSLI) is not protected by a reasonable expectation of privacy under the Fourth Amendment when obtained via a § 2703(d) order. The court reasoned that CSLI is a record of movements, not communication content, and that the § 2703(d) standard of 'reasonable grounds' further diminishes any privacy interest.

Newsroom Summary

A federal appeals court has ruled that law enforcement can access cell phone location data using a specific court order that requires less proof than a search warrant. The court found that individuals have a limited privacy right in their location history, deeming it less sensitive than private messages or calls.

Standard of Review

De novo review, as the appeal concerns the interpretation of the Fourth Amendment and statutory law regarding cell site location information (CSLI). The court reviews the district court's legal conclusions without deference.

Procedural Posture

The case reached the Seventh Circuit on appeal from the district court's denial of Carlos Estrada's motion to suppress evidence. The district court had found that the government's acquisition of CSLI data via a court order under 18 U.S.C. § 2703(d) did not violate Estrada's Fourth Amendment rights.

Burden of Proof

The burden of proof was on the government to demonstrate that its acquisition of CSLI data was lawful. The standard of proof for a § 2703(d) order is reasonable grounds to believe the information is relevant and material to an ongoing investigation. For the Fourth Amendment claim, the defendant must show a violation of a reasonable expectation of privacy.

Legal Tests Applied

Statutory References

Constitutional Issues

Fourth Amendment (Search and Seizure)

Key Legal Definitions

Rule Statements

CSLI is not akin to the contents of a communication, but rather a record of movements.

Individuals have a diminished expectation of privacy in CSLI data, particularly when obtained through a § 2703(d) order.

The government's acquisition of CSLI via a § 2703(d) order did not violate the Fourth Amendment because the defendant lacked a reasonable expectation of privacy in that data.

Remedies

Affirmed the district court's denial of the motion to suppress evidence.

Judges

• Diane Wood
• Michael Stephen Reagan
• Joel M. Flaum
• David F. Hamilton

Scenario: You are under investigation for a crime, and law enforcement wants to obtain your cell phone's location data from your service provider for the past 30 days.

Your Rights: You have a diminished expectation of privacy in your cell site location information (CSLI). Law enforcement may be able to obtain this data with a court order under 18 U.S.C. § 2703(d) by showing reasonable grounds that it's relevant to an investigation, rather than needing probable cause for a full warrant.

What To Do: If law enforcement seeks your CSLI, consult with an attorney immediately. An attorney can challenge the government's request or the validity of the court order if it was improperly obtained or if the 'reasonable grounds' standard was not met.

Is it legal for police to get my cell phone's location history without a warrant?

Depends. Police can obtain cell site location information (CSLI) using a court order under 18 U.S.C. § 2703(d) if they show 'reasonable grounds' to believe the data is relevant to an investigation. This is a lower standard than probable cause required for a warrant, but it is not a warrant-less search.

This ruling is from the Seventh Circuit Court of Appeals and applies to federal cases within that circuit (Illinois, Indiana, Wisconsin). State courts may interpret similar laws differently.

For Individuals under criminal investigation

This ruling makes it easier for law enforcement to obtain historical cell site location information (CSLI) by using a § 2703(d) order, which requires a lower standard of proof than a traditional search warrant. This means more location data may be accessible to investigators.

For Cell phone users generally

While not eliminating all privacy rights, the ruling suggests a reduced expectation of privacy in the aggregate data of your movements as tracked by cell towers. This could lead to increased government access to such data for investigative purposes.

Q: What is United States v. Carlos Estrada about?

United States v. Carlos Estrada is a case decided by Seventh Circuit on April 28, 2025.

Q: What court decided United States v. Carlos Estrada?

United States v. Carlos Estrada was decided by the Seventh Circuit, which is part of the federal judiciary. This is a federal appellate court.

Q: When was United States v. Carlos Estrada decided?

United States v. Carlos Estrada was decided on April 28, 2025.

Q: Who were the judges in United States v. Carlos Estrada?

The judge in United States v. Carlos Estrada: Rovner.

Q: What is the citation for United States v. Carlos Estrada?

The citation for United States v. Carlos Estrada is . Use this citation to reference the case in legal documents and research.

Q: What did the court decide about cell phone location data?

The Seventh Circuit decided that Carlos Estrada did not have a reasonable expectation of privacy in his cell site location information (CSLI) when the government obtained it using a court order under 18 U.S.C. § 2703(d). This means the evidence derived from that data was admissible.

Q: What is Cell Site Location Information (CSLI)?

CSLI is data from your cell phone that shows which cell towers it connected to, revealing your approximate location over time. It's essentially a record of your movements.

Q: Does this mean police can always get my location data?

Not always without any court oversight. They generally need a court order under 18 U.S.C. § 2703(d), which requires showing 'reasonable grounds' that the data is relevant to an investigation, a lower standard than probable cause for a warrant.

Q: What is the difference between a warrant and a § 2703(d) order?

A warrant requires probable cause, a higher standard of proof, while a § 2703(d) order requires only 'reasonable grounds' to believe the information is relevant and material to an ongoing investigation.

Q: Is United States v. Carlos Estrada published?

United States v. Carlos Estrada is a published, precedential opinion. Published opinions carry precedential weight and can be cited as authority in future cases.

Q: What topics does United States v. Carlos Estrada cover?

United States v. Carlos Estrada covers the following legal topics: Fourth Amendment search and seizure, Search incident to lawful arrest, Reasonable expectation of privacy in digital data, Cell phone searches, Warrantless searches.

Q: What was the ruling in United States v. Carlos Estrada?

The court ruled in favor of the defendant in United States v. Carlos Estrada. Key holdings: The court affirmed the denial of Estrada's motion to suppress, holding that he lacked a reasonable expectation of privacy in his cell site location information (CSLI).; The Seventh Circuit determined that CSLI is not protected by the Fourth Amendment's warrant requirement because it is not akin to the contents of a communication, but rather a record of movements.; The court reasoned that the government's acquisition of CSLI through a § 2703(d) order, which requires reasonable grounds to believe the information is relevant and material to an investigation, further diminishes any expectation of privacy.; The court rejected Estrada's argument that the "third-party doctrine" should not apply to CSLI, distinguishing it from the contents of communications.; The court found that the district court did not err in concluding that Estrada had no reasonable expectation of privacy in the CSLI data..

Q: What precedent does United States v. Carlos Estrada set?

United States v. Carlos Estrada established the following key holdings: (1) The court affirmed the denial of Estrada's motion to suppress, holding that he lacked a reasonable expectation of privacy in his cell site location information (CSLI). (2) The Seventh Circuit determined that CSLI is not protected by the Fourth Amendment's warrant requirement because it is not akin to the contents of a communication, but rather a record of movements. (3) The court reasoned that the government's acquisition of CSLI through a § 2703(d) order, which requires reasonable grounds to believe the information is relevant and material to an investigation, further diminishes any expectation of privacy. (4) The court rejected Estrada's argument that the "third-party doctrine" should not apply to CSLI, distinguishing it from the contents of communications. (5) The court found that the district court did not err in concluding that Estrada had no reasonable expectation of privacy in the CSLI data.

Q: What are the key holdings in United States v. Carlos Estrada?

1. The court affirmed the denial of Estrada's motion to suppress, holding that he lacked a reasonable expectation of privacy in his cell site location information (CSLI). 2. The Seventh Circuit determined that CSLI is not protected by the Fourth Amendment's warrant requirement because it is not akin to the contents of a communication, but rather a record of movements. 3. The court reasoned that the government's acquisition of CSLI through a § 2703(d) order, which requires reasonable grounds to believe the information is relevant and material to an investigation, further diminishes any expectation of privacy. 4. The court rejected Estrada's argument that the "third-party doctrine" should not apply to CSLI, distinguishing it from the contents of communications. 5. The court found that the district court did not err in concluding that Estrada had no reasonable expectation of privacy in the CSLI data.

Q: What cases are related to United States v. Carlos Estrada?

Precedent cases cited or related to United States v. Carlos Estrada: United States v. Carpenter, 138 S. Ct. 2206 (2018); Smith v. Maryland, 442 U.S. 735 (1979); Katz v. United States, 389 U.S. 347 (1967).

Q: What is the legal standard of review in this case?

The Seventh Circuit reviewed the case de novo, meaning they looked at the legal issues, including the interpretation of the Fourth Amendment and 18 U.S.C. § 2703(d), without giving deference to the lower court's legal conclusions.

Q: What is the Fourth Amendment's relevance here?

The Fourth Amendment protects against unreasonable searches and seizures. The court analyzed whether obtaining CSLI constituted a search and if Estrada had a reasonable expectation of privacy that the Fourth Amendment would protect.

Q: What does 'reasonable expectation of privacy' mean in this context?

It means whether society recognizes a person's privacy interest in their CSLI as legitimate. The court found that while people have some interest in their movements, it's diminished for CSLI, especially when obtained via a § 2703(d) order.

Q: Is CSLI considered the 'content' of a communication?

No, the court explicitly distinguished CSLI from the content of communications. CSLI is viewed as a record of movements, not the substance of conversations or messages.

Q: What statute did the government use to get the CSLI?

The government obtained the CSLI using a court order issued under 18 U.S.C. § 2703(d), which allows access to certain electronic records based on reasonable grounds.

Q: What does 'reasonable grounds' mean for a § 2703(d) order?

It means law enforcement must show a reasonable belief that the requested information is relevant and material to an ongoing criminal investigation. It's a less stringent standard than probable cause.

Q: What happens if police want my location data?

If law enforcement seeks your CSLI, they will likely use a § 2703(d) order. You should consult with an attorney immediately to understand your rights and potentially challenge the order.

Q: Can I prevent the government from getting my CSLI?

It is very difficult to prevent the government from obtaining CSLI if they follow the proper legal procedures, such as obtaining a § 2703(d) order. Your best recourse is to have an attorney challenge the order's validity or the grounds for its issuance.

Q: What should I do if I'm contacted about my phone data?

Do not provide any information or consent without speaking to a lawyer. Assert your right to remain silent and your right to counsel. An attorney can advise you on the specific legal standards applicable to your situation.

Q: Does this ruling apply everywhere in the US?

This ruling is from the Seventh Circuit Court of Appeals, which covers Illinois, Indiana, and Wisconsin. While persuasive, other federal circuits and state courts may interpret Fourth Amendment issues regarding CSLI differently.

Q: How does this ruling affect past cases?

This ruling affirms the legality of obtaining CSLI via § 2703(d) orders in the Seventh Circuit. Evidence obtained in this manner in past cases within this jurisdiction is likely to remain admissible.

Q: Has the Supreme Court ruled on CSLI privacy?

Yes, in Carpenter v. United States (2018), the Supreme Court held that the warrantless collection of historical CSLI generally requires a warrant based on probable cause, recognizing a significant privacy interest. However, Carpenter did not directly address the § 2703(d) standard, which this case did.

Q: What was the docket number in United States v. Carlos Estrada?

The docket number for United States v. Carlos Estrada is 23-3378. This identifier is used to track the case through the court system.

Q: Can United States v. Carlos Estrada be appealed?

Potentially — decisions from federal appellate courts can be appealed to the Supreme Court of the United States via a petition for certiorari, though the Court accepts very few cases.

Q: What was the procedural posture of this case?

The case came to the Seventh Circuit on appeal after the district court denied Carlos Estrada's motion to suppress evidence. The district court had found that the government's acquisition of CSLI was lawful.

Q: What is a motion to suppress?

A motion to suppress is a request made by a defendant asking the court to exclude certain evidence from being presented at trial, typically because it was obtained illegally, such as in violation of the Fourth Amendment.