Pennsylvania Statutes Title 73 P.S. Trade and Commerce § 1943.5. Restricted materials

(1) New production scrap or new materials that are a part of a manufacturing process that are being sold by an individual, not a company.

(2) Full sized, new materials, such as those used in construction, or equipment and tools used by contractors.

(3) Commercial metal property.

(4) Metallic wire that has been burned in whole or in part to remove insulation, unless the aggregate value is less than $100.

(5) Beer kegs.

(6) Detached catalytic converters.

(7) Railroad materials.