Ind. Code § 5-36-1-3
"Blockchain protocol" means executable software that:
(1) is governed by a set of predefined rules that:
(B) can be altered by a predetermined process;
including predefined rules that use a previously existing blockchain as a base;
(3) is deployed to a blockchain;
including a smart contract or network of smart contracts.
As added by P.L.49-2026, SEC.11.