(1)(a) A product labeled as "compostable" that is sold, offered for sale, or distributed for use in Washington by a supplier or manufacturer must:
(i) Meet ASTM standard specification D6400;
(ii) Meet ASTM standard specification D6868; or
(iii) Be comprised of wood, which includes renewable wood, or fiber-based substrate only;
(b) A product described in (a)(i) or (ii) of this subsection must:
(i) Meet labeling requirements established under the United States federal trade commission's guides; and
(ii) Feature labeling that:
(A) Meets industry standards for being distinguishable upon quick inspection in both public sorting areas and in processing facilities;
(B) Uses a logo indicating the product has been certified by a recognized third-party independent verification body as meeting the ASTM standard specification; and
(C) Displays the word "compostable," where possible, indicating the product has been tested by a recognized third-party independent body and meets the ASTM standard specification.
(2) A compostable product described in subsection (1)(a)(i) or (ii) of this section must be considered compliant with the requirements of this section if it:
(a) Has green or brown labeling;
(b) Is labeled as compostable; and
(c) Uses distinctive color schemes, green or brown color striping, or other adopted symbols, colors, marks, or design patterns that help differentiate compostable items from noncompostable materials.