Leon-Briviesca & Rivera-Mendoza v. Blanche — Ninth Circuit holds child endangerment crimes subject to federal deportation statute

Case
Martin Leon-Briviesca v. Todd Blanche & Sotero Rivera-Mendoza v. Todd Blanche
Court
U.S. Court of Appeals for the Ninth Circuit
Date Decided
June 25, 2026
Docket No.
17-73108 & 21-70107
Topics
Immigration deportation, crimes against children, statutory interpretation, child endangerment

Background

Martin Leon-Briviesca, a Mexican national residing in the United States since 1979, was convicted in 2010 of “cruelty to a child” under California Penal Code § 273a(a) for assaulting a 17-year-old girl. Sotero Rivera-Mendoza, also a Mexican citizen, was convicted in 2010 of two counts of child neglect under Oregon Revised Statute § 163.545 after leaving his two- and three-year-old children alone at home for 40-45 minutes while he and his wife went to Walmart. Both were charged with deportability as aliens convicted of crimes of “child abuse, child neglect, or child abandonment” under 8 U.S.C. § 1227(a)(2)(E)(i).

The central dispute was whether the federal statute covers crimes involving merely placing a child in danger without causing actual physical harm (“child endangerment”), and whether the defendants’ state convictions met the mens rea and actus reus requirements of the federal statute. The Immigration Judge and Board of Immigration Appeals found both petitioners’ convictions fell within § 1227, rendering them deportable and ineligible for relief.

The Court’s Holding

The Ninth Circuit panel, applying traditional tools of statutory interpretation after the Supreme Court’s rejection of Chevron deference in Loper Light Enterprises v. Raimondo, held that 8 U.S.C. § 1227(a)(2)(E)(i) encompasses child endangerment crimes. The statute covers conduct placing a child in danger even if the child suffers no actual injury. The court concluded that § 1227 requires a mens rea of at least criminal negligence and an actus reus of placing a child in circumstances likely to produce bodily or mental harm, and applies to persons who are not the child’s parent or guardian.

The court found Leon-Briviesca’s conviction under California Penal Code § 273a(a) and Rivera-Mendoza’s conviction under Oregon Revised Statute § 163.545 both fell categorically within § 1227(a)(2)(E)(i). The court rejected their arguments that the state statutes allowed conviction based on lesser mens rea than criminal negligence and their void-for-vagueness challenge to the federal statute. Judge Bumatay concurred in the judgment, disagreeing with the majority’s analytical framework but agreeing the identified elements matched “child neglect.”

Key Takeaways

  • Child endangerment—placing a minor in danger without actual injury—qualifies as a deportable crime of “child abuse, child neglect, or child abandonment” under federal immigration law
  • Criminal negligence is the minimum culpability required; recklessness or higher states of mind also satisfy the statute
  • The federal statute applies to non-parents and non-guardians who endanger children, not only custodial figures
  • Post-Loper Light, courts apply independent statutory interpretation using traditional tools rather than deferring to agency interpretations, though agency views remain relevant guidance

Why It Matters

This decision significantly expands the scope of crimes triggering deportability for non-citizens. By including mere child endangerment without actual harm, § 1227(a)(2)(E)(i) now reaches a broader category of conduct, potentially affecting thousands of cases involving child-related convictions. The ruling aligns the Ninth Circuit with the Fourth, Fifth, and Eleventh Circuits, creating more uniform national treatment while illustrating the practical impact of Loper Light on statutory interpretation in immigration law.

The decision is particularly significant for practitioners because it forecloses challenges based on the argument that such convictions require actual injury to qualify, and because it resolves ambiguity in the statute’s mens rea requirement at the criminal negligence floor. For non-citizens with child-related convictions, the holding effectively bars eligibility for cancellation of removal under 8 U.S.C. § 1229b(b)(1)(C), absent any statutory waiver Congress has not provided.

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