Yes. Personal auto policies exclude business use once you cross the “material and substantial” threshold — which the ISO standard defines as regular, repeated business trips. House calls, athletic-event coverage, and corporate wellness visits all qualify.
If you have a claim while on a business trip under a personal auto policy, the insurer will likely deny coverage, leaving you personally liable for property damage, bodily injury, and your own medical costs.
Commercial auto costs for a single owned vehicle used for chiropractic business travel: $900–$2,400 across the Southeast, depending on state loss costs, driver record, and vehicle type. If you use personal vehicles sporadically, a Hired & Non-Owned Auto (HNOA) endorsement on your BOP is cheaper ($150–$400). Full state details:
