"Net mass" or "net weight" means the mass or weight of a commodity, excluding any materials, substances or items not considered to be part of the commodity. The terms do not include materials, substances or any other items not considered to be a part of the commodity, including, without limitation, containers, conveyances, bags, wrappers, packaging materials, labels, individual piece coverings, decorative accompaniments and coupons, except that, depending on the service to be rendered, shipping and packaging material may be included in the weight of the package.
(Added to NRS by 2003, 2313)