ID S1184

Adds new definition of "lethal fetal anomaly" as a profound and irreversible congenital condition incompatible with sustained life after birth, explicitly excluding conditions like Down syndrome that are compatible with extended survival

Creates new exception to Idaho's criminal abortion ban allowing abortion before the third trimester when two physicians certify in writing that the fetus has been diagnosed with a lethal fetal anomaly, with required disclosure of perinatal hospice as an alternative

Adds new exception permitting abortion when a physician determines it is necessary to prevent a "serious health risk" to the mother, defined as a condition that could result in substantial impairment of a major bodily function including future fertility

Updates the fetal heartbeat law to include lethal fetal anomaly as an additional exception alongside existing exceptions for medical emergency, rape, and incest

Declares an emergency and sets effective date of July 1, 2025