TN HB0990

Amends Tennessee Code Section 39-15-213(a) to add a definition of "inevitable abortion" as dilation of the cervix prior to viability caused by preterm labor or cervical insufficiency

Defines "serious risk of substantial and irreversible impairment of a major bodily function" as any medically diagnosed condition that directly or indirectly causes substantial and irreversible impairment

Specifies qualifying conditions may include previable preterm premature rupture of membranes, inevitable abortion, severe preeclampsia, mirror syndrome associated with fetal hydrops, and infections that can result in uterine rupture or loss of fertility

Explicitly excludes conditions related to the woman's mental health from the definition of serious risk of substantial and irreversible impairment

Took effect immediately upon becoming law on April 17, 2025, citing public welfare