35 Pa. Stat. § 6024.103
The following words and phrases when used in this act shall have the meanings given to them in this section unless the context clearly indicates otherwise:
"Department." The Department of Environmental Resources of the Commonwealth.
"Distributor." Any person, firm or corporation who takes title to goods purchased for resale.
"Package." A container providing a means of marketing, protecting or handling a product and shall include a unit package, an intermediate package and a shipping container as defined in American Society for Testing Materials (ASTM) D996. The term shall also mean and include the unsealed receptacles such as carrying cases, crates, cups, pails, rigid foil and other trays, wrappers and wrapping films, bags and tubs. Tin-plated steel that meets ASTM specification A623, hot-dip and electrolytic galvanized steel meeting ASTM specification A525 and A879 respectively, and galvanized wire meeting specification A641 or A777 shall be considered as a single package component. The term shall not include a ceramic cup which incidentally serves as a package for another product at the time of sale where said cup's primary purpose and value is as a cup rather than a package for another product.
"Packaging component." Any individual assembled part of a package such as, but not limited to, any interior or exterior blocking, bracing, cushioning, weatherproofing, exterior strapping, coatings, closures, inks, labels, dye, pigments, adhesives, stabilizers or any other additive.
35 P.S. § 6024.103