Wash. Admin. Code § 173-303-505
(1) Applicability. (Also, see WAC 173-303-120(3).)
(a) This section applies to recyclable materials that are applied to or placed on the land:
(iii) Fertilizers that contain recyclable materials are not subject to regulation provided that:
(B) They meet the applicable treatment standards in subpart D of Part 268, which is incorporated by reference at WAC 173-303-140 (2)(a), for each hazardous waste that they contain.
(Note: Fertilizers that contain recyclable material derived from state-only waste must also meet the treatment standards in WAC 173-303-140 (2)(b) that apply to the characteristics of dangerous waste that the state-only waste exhibits.)
(iv) The department may recommend registration under chapter 15.54 RCW for a waste-derived fertilizer (including fertilizers that contain recyclable material) or micronutrient fertilizer: Provided, That the registrant submits the information described in (b)(iv)(A) or (B) of this subsection. However, the information requirements in (b)(iv)(A) of this subsection may not be required if: The registrant provides documentation that the fertilizer has been previously registered in Washington state two or more times using the information in (b)(iv)(A) of this subsection, and the source materials used to manufacture the product have not changed.
(A) Initial criteria.
(B) Secondary criteria.
(2) Recyclable materials used in a manner that constitutes disposal are dangerous wastes and are subject to the following requirements:
[Statutory Authority: Chapter 70.105, 70.105D RCW and Subtitle C of RCRA. WSR 20-20-045 (Order 19-07), § 173-303-505, filed 9/30/20, effective 10/31/20. Statutory Authority: Chapters 70.105, 70.105D RCW and RCRA. WSR 19-04-038 (Order 16-03), § 173-303-505, filed 1/28/19, effective 4/28/19. Statutory Authority: Chapter 70.105 RCW. WSR 15-01-123 (Order 13-07), § 173-303-505, filed 12/18/14, effective 1/18/15. Statutory Authority: Chapters 70.105 and 70.105D RCW. WSR 09-14-105 (Order 07-12), § 173-303-505, filed 6/30/09, effective 7/31/09. Statutory Authority: Chapters 70.105, 70.105D, and 15.54 RCW and RCW 70.105.007. WSR 04-24-065 (Order 03-10), § 173-303-505, filed 11/30/04, effective 1/1/05. Statutory Authority: Chapters 70.105 and 70.105D RCW. WSR 03-07-049 (Order 02-03), § 173-303-505, filed 3/13/03, effective 4/13/03. Statutory Authority: Chapters 70.105, 70.105D, 15.54 RCW and RCW 70.105.007. WSR 00-11-040 (Order 99-01), § 173-303-505, filed 5/10/00, effective 6/10/00. Statutory Authority: Chapters 70.105 and 70.105D RCW. WSR 98-03-018 (Order 97-03), § 173-303-505, filed 1/12/98, effective 2/12/98; WSR 95-22-008 (Order 94-30), § 173-303-505, filed 10/19/95, effective 11/19/95; WSR 94-01-060 (Order 92-33), § 173-303-505, filed 12/8/93, effective 1/8/94. Statutory Authority: Chapter 70.105 RCW. WSR 89-02-059 (Order 88-24), § 173-303-505, filed 1/4/89; WSR 86-12-057 (Order DE-85-10), § 173-303-505, filed 6/3/86; WSR 84-09-088 (Order DE 83-36), § 173-303-505, filed 4/18/84.]