Versions of Indiana Code 26-1-4-406. Customer\'s duty to discover and report unauthorized signature or alteration on LawServer 2023 Indiana Code 26-1-4-406. Customer’s duty to discover and report unauthorized signature or alteration 2022 Indiana Code 26-1-4-406. Customer’s duty to discover and report unauthorized signature or alteration 2021 Indiana Code 26-1-4-406. Customer’s duty to discover and report unauthorized signature or alteration 2020 Indiana Code 26-1-4-406. Customer’s duty to discover and report unauthorized signature or alteration 2019 Indiana Code 26-1-4-406. Customer’s duty to discover and report unauthorized signature or alteration 2018 Indiana Code 26-1-4-406. Customer’s duty to discover and report unauthorized signature or alteration 2017 Indiana Code 26-1-4-406. Customer’s duty to discover and report unauthorized signature or alteration 2015 Indiana Code 26-1-4-406. Customer’s duty to discover and report unauthorized signature or alteration 2014 Indiana Code 26-1-4-406. Customer’s duty to discover and report unauthorized signature or alteration 2013 Indiana Code 26-1-4-406. Customer’s duty to discover and report unauthorized signature or alteration