{"data":{"id":"us-ia/iowa-code-321.288","jurisdiction":"us-ia","citation":"Iowa Code § 321.288","heading":"Control of vehicle — reduced speed.","body":"1. A person operating a motor vehicle shall have the vehicle under control at all times.\n2. A person operating a motor vehicle shall reduce the speed to a reasonable and proper rate:\na. When approaching and passing a person walking in the traveled portion of the public highway.\nb. When approaching and passing an animal which is being led, ridden, or driven upon a public highway.\nc. When approaching and traversing a crossing or intersection of public highways, or a sharp turn, curve, or steep descent in a public highway.\nd. When approaching and passing an emergency warning device displayed in accordance with rules adopted under section 321.449, or an emergency vehicle displaying a revolving or flashing light.\ne. When approaching and passing a slow moving vehicle displaying a reflective device or alternative reflective device as provided by section 321.383.\nf. When approaching and passing through a road work zone.","path":["Title VIII - TRANSPORTATION (Ch. 306 - 330B)","Chapter 321 - MOTOR VEHICLES AND LAW OF THE ROAD"],"source_url":"https://www.legis.iowa.gov/docs/code/2026/321.288.pdf","current_through":"Iowa Code 2026 edition","vintage":"","retrieved_at":"2026-09-14T19:40:08Z","sha256":"5539abe9343cfc2f87bc1748e0194fc666fbfd1a00690b97edfe1644ab7fa370","source_id":"us-ia","stale":false,"prev":"us-ia/iowa-code-321.287","next":"us-ia/iowa-code-321.289"},"notice":"GroundRules: Original legal text. Not legal advice."}