Indiana Code Title 23. Business and Other Associations § 23-2-2.5-29

Sec. 29. Every person who materially aids or abets in an act or transaction constituting a violation of this chapter is also liable jointly and severally to the same extent as the person whom he aided and abetted, unless the person who aided and abetted had no knowledge of or reasonable grounds to believe in the existence of the facts by reason of which the liability is alleged to exist.