(1) Effective dates - Facilities with new solid waste handling units. The standards in this chapter apply to new solid waste handling units, on or after the effective dates for any new or updated sections in this chapter.

(2) Effective dates - Existing facilities with a solid waste handling permit.

(a) The owner or operator of an existing facility must:

(i) Meet all applicable operating, environmental monitoring, closure and post-closure planning, and financial assurance requirements within eighteen months of the effective date associated with each solid waste handling unit at a facility; and

(ii) Meet all applicable performance and design requirements, other than location or setback requirements, within twenty-four months of the effective date associated with each solid waste handling unit at a facility.

(b) If changes to a facility are needed to meet updated or new sections of this chapter, the owner or operator of existing facilities must submit a request for permit modification as outlined in WAC 173-350-710 within twelve months of the effective date associated with each solid waste handling unit at a facility. The request must demonstrate that an owner or operator will meet updated or new sections by applicable effective dates.

(c) An owner or operator of an existing facility that cannot meet the requirements in updated or new sections of this chapter associated with solid waste handling units at the facility must close those units in compliance with applicable requirements of this chapter.

(3) Effective dates – Existing facilities meeting terms and conditions for permit exemption, or existing facilities previously not regulated under this chapter.

(a) The owner or operator of an existing facility must:

(i) For facilities eligible for permit exemption, meet any revised or new terms and conditions for a permit exemption within twelve months of the effective date associated with each solid waste handling unit at a facility; and

(ii) For facilities that must obtain a permit to meet requirements in updated or new sections of this chapter, submit a complete permit application as outlined in WAC 173-350-710 and 173-350-715 within twelve months of the effective date associated with each solid waste handling unit at a facility.

(A) If obtaining other regulatory approvals necessary to complete a solid waste permit application is not possible within the twelve months of the effective date associated with each solid waste handling unit at a facility, the applicant may request a six-month extension from the health department and the department, not to exceed two requests.

(B) Any approval for an extension requires written concurrence from the department.

(b) An owner or operator of an existing facility that cannot meet the requirements in updated or new sections of this chapter associated with solid waste handling units at the facility by their effective dates must close those units in compliance with applicable requirements of this chapter.