{"data":{"id":"us-ia/iowa-code-321.405","jurisdiction":"us-ia","citation":"Iowa Code § 321.405","heading":"Self-illumination.","body":"All mechanical signal devices shall be self-illuminated when in use at the times mentioned in section 321.384.","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/2026/321.405.pdf","current_through":"Iowa Code 2026 edition","vintage":"","retrieved_at":"2026-09-14T19:40:08Z","sha256":"c3137a21f9afa69fb856ecfa500fee71a9adc5728aa0934b91fdb83c559a6993","source_id":"us-ia","stale":false,"prev":"us-ia/iowa-code-321.404a","next":"us-ia/iowa-code-321.406"},"notice":"GroundRules: Original legal text. Not legal advice."}