Ind. Code § 26-1-2-105
(6) "Commercial unit" means such a unit of goods as by commercial usage is a single whole for purposes of sale and division of which materially impairs its character or value on the market or in use. A commercial unit may be a single article (as a machine) or a set of articles (as a suite of furniture or an assortment of sizes) or a quantity (as a bale, gross, or carload) or any other unit treated in use or in the relevant market as a single whole.
Formerly: Acts 1963, c.317, s.2-105. As amended by P.L.152-1986, SEC.123; P.L.247-1995, SEC.3.