Indiana Code Title 9. Motor Vehicles § 9-21-8-16

Sec. 16. (a) This section does not apply to the following:

(b) Motor vehicles being driven upon a roadway outside of a business or residence district in a caravan or motorcade, whether or not towing other vehicles, must be operated to allow sufficient space between each vehicle or combination of vehicles to enable another vehicle to enter and occupy the space without danger.