Two Idaho abortion restrictions enacted in August 2022 are facing fresh constitutional scrutiny in court, with a maternal-fetal medicine specialist serving as the lead challenger — though courtroom admissions have raised questions about the strength of his case.

The Laws at Issue

Idaho’s Heartbeat Law and Defense of Life Act both took effect in August 2022, dramatically reshaping how abortion is practiced — or not practiced — in the state. The Heartbeat Law establishes civil liability for abortions performed after a fetal heartbeat is detectable, which occurs at roughly 21 days after conception. The Defense of Life Act goes further, criminalizing abortions once a pregnancy is clinically diagnosable, typically around 14 days after conception.

Both statutes include exceptions for medical emergencies, as well as for pregnancies resulting from rape or incest. Since the Heartbeat Law took effect, Idaho’s statewide abortion rate has fallen by approximately 99.7 percent.

Who Is Challenging the Laws

Dr. Stacy Seyb, a maternal-fetal medicine specialist at St. Luke’s Health System in Idaho, is the plaintiff bringing the challenge. Seyb performed abortions prior to August 2022 in cases where no medical emergency was present. Since the laws took effect, he has arranged airlifts to transport pregnant patients out of state to obtain abortions.

“Arranging an airlift is not without risk or cost,” Seyb acknowledged in testimony.

Seyb argues the laws violate the Due Process and Equal Protection clauses of the Fourteenth Amendment and that they infringe on a constitutional right to self-defense. His legal theory contends that patients facing pregnancy-related health risks have a right to terminate a pregnancy as a form of protecting themselves.

Significant Admissions Under Oath

The case took a notable turn when Seyb admitted under oath that he had never read either of the Idaho abortion laws he is challenging. He further acknowledged that he had not read the Idaho Supreme Court’s 2023 ruling in Planned Parenthood Great Northwest v. State, the controlling precedent addressing these very statutes. Seyb also confirmed he had received no training or formal guidance from St. Luke’s on how to comply with the laws.

Those admissions could complicate his standing to argue that the laws are unworkably vague or that physicians cannot determine when legal exceptions apply — a central element of his constitutional claim.

What the Idaho Supreme Court Previously Held

In its 2023 decision in Planned Parenthood Great Northwest v. State, the Idaho Supreme Court upheld the Defense of Life Act, concluding that physicians can “unquestionably understand” what care they are permitted to provide under the law. The court found that the plain language of the Defense of Life Act “leaves wide room for the physician’s good faith medical judgment,” rejecting arguments that the statute is too ambiguous to apply in clinical settings.

That ruling stands as the foundational legal baseline against which Seyb’s current challenge is being measured. His constitutional arguments — grounded in the Fourteenth Amendment rather than a state constitutional privacy theory — attempt to chart a different legal course than the claims already litigated and decided in 2023.

Broader Legal Context

Idaho’s abortion litigation fits into a wider pattern of post-Dobbs legal battles playing out in state courts across the country. Following the U.S. Supreme Court’s 2022 decision returning abortion regulation to the states, Idaho moved quickly to enforce restrictions that had been held in abeyance. The Idaho Supreme Court’s 2023 ruling affirmed the legislature’s authority in that area, though challenges from medical providers and advocacy organizations have continued.

The current case will test whether federal constitutional theories — particularly self-defense-based due process arguments — can succeed where prior state constitutional claims did not. Idaho courts and federal judges in the state have shown a pattern of closely scrutinizing the factual and legal basis of such challenges, a dynamic that Seyb’s admissions may now factor into. Similar questions about the scope of judicial injunctions in Idaho have arisen in other contexts, including recent litigation over the state’s bathroom law.

No ruling has been issued in the current case. Further proceedings are expected to address the constitutional merits of Seyb’s claims against the backdrop of the Idaho Supreme Court’s prior decision.