Indiana Truck Speed Limit
Split state. If your truck is over 26,000 lb declared gross weight, you are capped at 65 on rural interstates where cars run 70 (IC 9-21-5-2). Urban interstates drop to 55 for everyone. Other divided highways run 60. The 5 mph gap is the one to watch on I-65, I-70, and I-80/I-90.
How fast a truck can run in Indiana
Split state. If your truck is over 26,000 lb declared gross weight, you are capped at 65 on rural interstates where cars run 70 (IC 9-21-5-2). Urban interstates drop to 55 for everyone. Other divided highways run 60. The 5 mph gap is the one to watch on I-65, I-70, and I-80/I-90.
Truck-specific rules and quirks
- The 65 mph cap applies to any vehicle (other than a bus) with a declared gross weight over 26,000 lb, on interstates outside urbanized areas of 50,000+. Urban interstates drop to 55 for all vehicles.
What a speeding ticket costs
Ordinary speeding is a Class C infraction, graduated and county-dependent. Fines double in a worksite when workers are present, and aggressive driving is a separate misdemeanor charge.
Indiana Truck Speed Limit FAQ
What is the truck speed limit in Indiana?
Do trucks have a lower speed limit than cars in Indiana?
What is the speeding penalty for a truck in Indiana?
Reference information for planning, not legal advice. Traffic laws change and this can be out of date, so always confirm the current statute and obey posted signs before you rely on it. Last reviewed July 2026. Source: https://law.justia.com/codes/indiana/title-9/article-21/chapter-5/section-9-21-5-2/. See our Terms & Disclaimer.
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