# WAC 173-306-320: WAC 173-306-320. Demonstration and class-use permits > Washington · Regulations · In force URL: https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_320 ## Section - **Citation:** WAC 173-306-320 - **Heading:** WAC 173-306-320. Demonstration and class-use permits - **Jurisdiction:** Washington - **Kind:** Regulations - **Status:** In force - **Text as of:** August 14, 2026 - **Source:** Compiled text - **Location:** Washington Administrative Code / Title 173 / Chapter 173-306 / Section 173-306-320 ## Text (1) Demonstration permits. Demonstration permits must be required for persons utilizing ash (see WAC 173-306-490 (2)(b)). In addition, persons applying for a utilization permit must demonstrate that the proposed utilization will successfully meet the requirements of WAC 173-306-490 (2)(b)(ii) before full scale reuse or utilization is practiced. (a) The demonstration permit will be issued in accordance with the procedures of WAC 173-306-310 ; (b) The demonstration permit shall address those requirements necessary to meet the standards of WAC 173-306-490 (2)(b)(ii) and (iii), and show that a disposal facility meeting the requirements of this chapter is available in case the demonstration fails or this permit is revoked; (c) The demonstration permit shall provide a specific time period and a limit on the quantity of ash that will be used for the demonstration; the department may extend the demonstration period as a modification of the demonstration permit; (d) Unless otherwise approved by the department, the permittee shall submit a report to the department within ninety days of the end of the demonstration. The report shall contain the results of all field tests and laboratory analyses and all data developed during the demonstration period. The department shall then use the information to determine whether or not there is adequate information to issue a class-use permit that will incorporate conditions sufficient to provide compliance with all requirements of WAC 173-306-490 (2)(b)(ii) and (iii). If the information is adequate, the department will issue a class-use permit under the provisions of this section. If the information is inadequate, the department may, as the situation warrants, either issue a modification to the demonstration permit in accordance with the procedures of WAC 173-306-310 (3) and this subsection, or deny the class-use permit application. 06-490 (2)(b)(ii) and (iii). If the information is adequate, the department will issue a class-use permit under the provisions of this section. If the information is inadequate, the department may, as the situation warrants, either issue a modification to the demonstration permit in accordance with the procedures of WAC 173-306-310 (3) and this subsection, or deny the class-use permit application. (2) Class-use permits. Class-use permits are required for persons who distribute utilized ash on the land in a manner that constitutes disposal. The permit is issued to the seller or distributor of utilized ash or ash products to a class of users. (a) The class-use permit will be issued in accordance with the procedures of WAC 173-306-310 ; (b) The class-use permit shall contain those requirements necessary to meet the standards of WAC 173-306-490 (2)(b), including reporting requirements; and (c) The department will place limitations on the class of users of utilized ash or ash products if it is shown that the limits are necessary to protect human health and the environment. ## Nearby sections - [WAC 173-306-010 WAC 173-306-010. Authority and purpose](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_010.md) - [WAC 173-306-050 WAC 173-306-050. Applicability](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_050.md) - [WAC 173-306-100 WAC 173-306-100. Definitions](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_100.md) - [WAC 173-306-150 WAC 173-306-150. Prohibition of surface impoundments, land treatment and municipal solid waste codisposal of ash](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_150.md) - [WAC 173-306-200 WAC 173-306-200. Generator management plans](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_200.md) - [WAC 173-306-300 WAC 173-306-300. Permit requirements for disposal facilities](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_300.md) - [WAC 173-306-310 WAC 173-306-310. Permit procedures](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_310.md) - [WAC 173-306-320 WAC 173-306-320. Demonstration and class-use permits](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_320.md) - [WAC 173-306-330 WAC 173-306-330. Application contents for permits](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_330.md) - [WAC 173-306-340 WAC 173-306-340. Engineering reports, plans and specifications required in permits](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_340.md) - [WAC 173-306-345 WAC 173-306-345. Construction quality assurance plan](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_345.md) - [WAC 173-306-350 WAC 173-306-350. Incinerator ash siting standards for disposal facilities](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_350.md) - [WAC 173-306-400 WAC 173-306-400. Ash disposal facility standards](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_400.md) - [WAC 173-306-405 WAC 173-306-405. General facility operational standards](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_405.md) --- Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_173_306_320. Check the current official text before relying on it. Not legal advice.