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United States v. Olgin — Magistrate judge recommended accepting Olgin’s guilty pleas

Reported / Citable

Case
United States of America v. Mariano Flores Olgin
Court
U.S. District Court — Western District of Texas
Judge
DAVID B. FANNIN
Date Decided
March 31, 2026
Docket No.
7:26-cr-00035
Topics
Guilty Plea; Drug Offenses; Rule 11; Magistrate Judges

Background

The district court referred the matter to a U.S. magistrate judge under 28 U.S.C. § 636(b)(1)(B) to administer Mariano Flores Olgin’s guilty plea and allocution under Federal Rule of Criminal Procedure 11. Olgin consented in writing to plead before the magistrate judge, subject to the district court’s final approval and imposition of sentence.

Olgin pleaded guilty under a filed plea agreement to Counts One and Two of the indictment, both alleging violations of federal drug laws. The opinion noted that the indictment incorrectly identified him as Mariano Flores Olgin, Jr., and that the government intended to seek an amendment correcting his name.

The Court’s Holding

Magistrate Judge David B. Fannin found that Olgin knowingly and voluntarily consented to the plea proceeding, was competent to enter an informed plea, understood the charges and consequences, and entered a knowing and voluntary guilty plea supported by an independent factual basis establishing each essential element.

The magistrate judge recommended that the district court accept the plea agreement and Olgin’s guilty pleas and finally adjudge him guilty. The recommendation did not itself accept the pleas, enter a final judgment of guilt, or impose sentence. The parties were given 14 days after service to file specific written objections.

Key Takeaways

  • The magistrate judge determined that the Rule 11 requirements for a knowing, voluntary, and factually supported plea were satisfied.
  • Olgin pleaded guilty to two federal drug counts under a plea agreement disclosed in open court.
  • The ruling was a report and recommendation subject to final approval by the district court, not a final adjudication or sentencing order.

Why It Matters

The recommendation documents the procedural safeguards required when a felony defendant pleads guilty before a magistrate judge, including consent, competency, understanding of the charges and penalties, voluntariness, and a sufficient factual basis.

It also preserves the district judge’s ultimate authority: Olgin’s pleas and plea agreement remain subject to final acceptance, and the parties may challenge the magistrate judge’s findings through timely, specific objections.

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