(1) SEPA documents required by these rules shall be retained by the lead agency and made available in accordance with chapter 42.17 RCW.

(2) The lead agency shall make copies of any environmental document available in accordance with chapter 42.17 RCW, charging only those costs allowed plus mailing costs. However, no charge shall be levied for circulation of documents to other agencies as required by these rules. Agencies are encouraged, if requested, to waive the charge for an environmental document (not including the SEPA register) provided to a public interest organization.