Iowa Pilot Car Requirements
When Iowa requires a pilot car, how many, and when a height pole car is needed. Set by Iowa DOT Motor Vehicle Division, Oversize/Overweight Permits.
IA, reviewed October 2026
The short answer for Iowa
Loads wider than 12 ft 0 in need a pilot car in Iowa. A height-pole escort is required at 14 ft 6 in tall.
Iowa asks for a first pilot car at 12 ft 0 in wide. 28 of the 45 states that publish a width wait until a wider load, and 1 start earlier; 15 more match it.
Over 12 ft wide up to 14'6": rear escort on 4-lane, front on 2-lane (amber lights may replace it); over 14'6" wider loads add escort(s); height over 14'6" needs a front escort with height pole; length over 120 ft needs a rear escort.
Check your load for Iowa
Oversize permit required in Iowa
- Width 10 ft 0 in exceeds the 8 ft 6 in legal limit.
No width-based pilot car at 10 ft 0 in wide.
Iowa escort thresholds
| First pilot car | 12 ft 0 in wide and over |
|---|---|
| Second pilot car | Not confirmed: check your permit conditions |
| Height-pole escort | 14 ft 6 in tall and over |
| Length escort | 120 ft 0 in long and over |
Pilot cars by load width in Iowa
Escorts to plan for at each width, from the thresholds above. The permit sets front and rear positions.
| Load width | Pilot cars |
|---|---|
| 8 ft 6 in (legal width) | None required for width |
| 9 ft 0 in | None required for width |
| 10 ft 0 in | None required for width |
| 11 ft 0 in | None required for width |
| 12 ft 0 in | 1 pilot car |
| 13 ft 0 in | 1 pilot car |
| 14 ft 0 in | 1 pilot car |
| 15 ft 0 in | 1 pilot car |
| 16 ft 0 in | 1 pilot car |
Height pole by load height in Iowa
| Load height | Permit needed | Height pole car |
|---|---|---|
| 13 ft 6 in | No | Not required |
| 14 ft 0 in | Yes | Not required |
| 14 ft 6 in | Yes | Required |
| 15 ft 0 in | Yes | Required |
| 15 ft 6 in | Yes | Required |
| 16 ft 0 in | Yes | Required |
Before you book an escort
- Read the escort conditions on your Iowa permit. They control over any summary, including this one.
- Ask about certification and insurance rules for escort drivers at Iowa DOT Motor Vehicle Division, Oversize/Overweight Permits (515-237-3264).
- See the full Iowa oversize guide for legal dimensions, travel hours and holiday limits. New to the terms? The glossary covers pilot car and height pole.
Crossing a border? Compare Iowa with a neighbor: Illinois, Minnesota, Missouri, Nebraska.
Sources
- https://iowadot.gov/motor-carriers/how-do-i-get-oversize-overweight-permits
- https://iowadot.gov/motor-carriers/how-do-i-get-oversize-overweight-permits/permit-requirements
- https://iowadot.gov/motor-carriers/how-do-i-get-oversize-overweight-permits/permit-types
- https://www.legis.iowa.gov/docs/ACO/chapter/761.511.pdf
- https://www.legis.iowa.gov/docs/iac/chapter/02-28-2018.761.500.pdf
Iowa Pilot Car FAQs
- How wide can a load be in Iowa before it needs a pilot car?
- Iowa requires the first pilot car at 12 ft 0 in wide. Loads up to the 8 ft 6 in legal width travel without a width escort.
- When does Iowa require a height pole car?
- A height-pole escort is required at 14 ft 6 in tall and over in Iowa. The pole is set just above the load so the escort driver finds low wires and structures first.
- Is a pilot car required for long loads in Iowa?
- Iowa lists a length trigger of 120 ft 0 in for an escort. Check the permit for how many escorts a long load needs.
- Do I need Iowa pilot car certification?
- Escort driver certification and reciprocity rules differ by state and change often. The permit conditions from Iowa DOT Motor Vehicle Division, Oversize/Overweight Permits state who may escort a load, so confirm certification and insurance requirements there before you book an escort.
- Where do the pilot car numbers on this page come from?
- They are taken from Iowa's published permit rules and statutes, reviewed in October 2026, with the source links listed on this page. Where a figure could not be confirmed it is marked as not confirmed rather than estimated.
Summary of first pilot car at 12 ft 0 in wide, height pole at 14 ft 6 in, reviewed October 2026. Regulations change and this is not legal advice; the conditions printed on your permit control.