Idaho Supreme Court Hears Daybell Murder Appeal

Lori Vallow Daybell's appeal of her murder convictions was argued before the state's highest court in Boise.

Updated on Nov. 2, 2026 in Latter-Day Saints

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The Idaho Supreme Court heard oral arguments Tuesday in Lori Vallow Daybell's appeal of her 2023 murder convictions in the deaths of her children. AI Illustration. Upload story photo >

The Idaho Supreme Court heard oral arguments in Lori Vallow Daybell's appeal of her murder convictions at its Boise building. Daybell was convicted in May 2023 of murdering her children and conspiring to murder Tammy Daybell, and she received multiple consecutive life sentences without parole.

Why it matters

The appeal challenges several pretrial and trial rulings, including the disqualification of her retained attorney and the admission of alleged Arizona criminal activity evidence. The outcome will determine whether her convictions and sentences stand in Idaho, a state where the case drew wide attention.

Oral arguments were scheduled to begin at 11:15 a.m. Mountain Time, with each side given 30 minutes. The justices have not announced when they will issue a written ruling.

The players

Lori Vallow Daybell

Lori Vallow Daybell is a former Idaho woman convicted of murdering her children and conspiring to murder Tammy Daybell, and she received multiple consecutive life sentences.

Idaho Supreme Court

The Idaho Supreme Court is the state's highest court, which hears appeals of criminal convictions and issues binding rulings on state law.

Chad Daybell

Chad Daybell was convicted in connection with the deaths in the case and sentenced to death.

The details

Daybell's appeal challenges the disqualification of her retained attorney, Mark Means, and the denial of counsel during pretrial hearings. It also contests hearings held while she was absent and deemed incompetent, the admission of Arizona criminal activity evidence, and the denial of dismissal for an alleged speedy trial violation. The state maintains the district court made no reversible errors.

Timeline

  1. May 2023: Lori Vallow Daybell convicted of murdering her children and conspiracy to murder Tammy Daybell.

  2. Earlier in 2026: Daybell filed her appeal.

  3. November 2, 2026: Idaho Supreme Court heard oral arguments in Boise.

Legal Context

The appeal follows Daybell's May 2023 convictions and tests whether the trial record, including the rulings on her counsel and the Arizona evidence, will hold on appellate review. The Idaho Supreme Court's ruling will set the final judicial outcome for her case.

Residents following the case can track the Idaho Supreme Court's written decision, which will determine whether Daybell's convictions and sentences remain in place. The ruling will be a final appellate outcome for the state's most closely watched criminal case in recent years.

The takeaway

Appeals courts review the trial record rather than retry the case, so the Idaho Supreme Court's decision will rest on whether the contested pretrial and evidentiary rulings were legally sound. Readers can watch for the written opinion, which will explain the court's reasoning.

Further reading

For more background on the faith community connected to this case, see Latter-Day Saints.