MO HB519

Requires Missouri State Highway Patrol to compile annual reports on homicides and suicides related to domestic violence, with reports due to the governor and legislative leaders by February 1st each year.

Expands the definition of "family or household member" in domestic assault laws to include adults in a continuing social relationship of a romantic or intimate nature with the victim.

Mandates minimum six months imprisonment for prior domestic violence offenders (one prior conviction within 5 years) and persistent domestic violence offenders (two or more convictions within 10 years), with no suspension of sentence or probation eligibility.

Allows law enforcement officers to remove firearms from domestic assault scenes when probable cause exists and a firearm is observed, with safe storage requirements and 14-day return window after case conclusion unless a court order requires surrender.

Makes it a class D felony to possess a firearm while subject to a domestic violence protective order that includes findings of credible threat or explicit prohibition on use of physical force, or while convicted of misdemeanor domestic assault.