1. (a) On or after July 1, 1992, no person shall distribute, sell or offer for sale in this State any plastic bottle or rigid plastic container unless such container is labeled with a code identifying the appropriate resin type used to produce the structure of the container. The code shall consist of a number placed within 3 triangulated arrows and a letter placed below the triangle of arrows. The triangulated arrows shall be equilateral, formed by 3 arrows with the apex of each point of the triangle at the midpoint of each arrow, rounded with a short radius. The pointer (arrowhead) of each arrow shall be at the midpoint of each side of the triangle with a short gap separating the pointer from the base of the adjacent arrow. The triangle, formed by the 3 arrows curved at their midpoints, shall depict a clockwise path around the code number. The numbers and letters used shall be as follows:

1 = PETE (polyethylene threphthalate)

2 = HDPE (high density polyethylene)

3 = V (vinyl)

4 = LDPE (low density polyethylene)

5 = PP (polypropylene)

6 = PS (polystyrene)

7 = Other

1. (b) The Department shall maintain a list of the label codes provided in subsection (a) of this section and shall provide a copy of the list to any person upon request.
2. (c) The provisions of this section and any rules or regulations adopted hereunder shall be interpreted to conform with nationwide plastics industry standards.

68 Del. Laws, c. 174, § 1