{"data":{"id":"us-mo/mo.-rev.-stat.-300.340","jurisdiction":"us-mo","citation":"Mo. Rev. Stat. § 300.340","heading":"Opening and closing vehicle doors.","body":"No person shall open the door of a motor vehicle on the side available to moving traffic unless and until it is reasonably safe to do so, nor shall any person leave a door open on the side of a motor vehicle available to moving traffic for a period of time longer than necessary to load or unload passengers.","path":["Title XIX - MOTOR VEHICLES, WATERCRAFT AND AVIATION","Chapter 300 - Model Traffic Ordinance"],"source_url":"https://revisor.mo.gov/main/OneSection.aspx?section=300.340","current_through":"2026 legislative session (floor)","vintage":"","retrieved_at":"2026-09-03T22:23:27Z","sha256":"0eb15a790db59dd5a60f42a8b6e510719b2304f6baf25a8ff0700db3f9627f02","source_id":"us-mo","stale":false,"prev":"us-mo/mo.-rev.-stat.-300.335","next":"us-mo/mo.-rev.-stat.-300.345"},"notice":"GroundRules: Original legal text. Not legal advice."}