| Definitions. |
| Lead agency. |
| Timing of the SEPA process. |
| Content of environmental review. |
| Limitations on actions during SEPA process. |
| Incomplete or unavailable information. |
| Supporting documents. |
| Information required of applicants. |
| Purpose of this part. |
| Categorical exemptions. |
| Threshold determination required. |
| Environmental checklist. |
| Threshold determination process. |
| Additional information. |
| Determination of nonsignificance (DNS). |
| Mitigated DNS. |
| Determination of significance (DS)/initiation of scoping. |
| Effect of threshold determination. |
| Purpose of EIS. |
| General requirements. |
| EIS types. |
| EIS timing. |
| Scoping. |
| Expanded scoping. (Optional) |
| EIS preparation. |
| Style and size. |
| Format. |
| Cover letter or memo. |
| EIS contents. |
| Contents of EIS on nonproject proposals. |
| EIS contents when prior nonproject EIS. |
| Elements of the environment. |
| Relationship of EIS to other considerations. |
| Cost-benefit analysis. |
| Issuance of DEIS. |
| Issuance of FEIS. |
| Purpose of this part. |
| Inviting comment. |
| Availability and cost of environmental documents. |
| Public notice. |
| Public hearings and meetings. |
| Effect of no comment. |
| Specificity of comments. |
| FEIS response to comments. |
| Consulted agency costs to assist lead agency. |
| When to use existing environmental documents. |
| Use of NEPA documents. |
| Supplemental environmental impact statement—Procedures. |
| Addenda—Procedures. |
| Adoption—Procedures. |
| Incorporation by reference—Procedures. |
| Combining documents. |
| Purpose of this part. |
| Implementation. |
| Substantive authority and mitigation. |
| Appeals. |
| Definitions. |
| Act. |
| Action. |
| Addendum. |
| Adoption. |
| Affected tribe. |
| Affecting. |
| Agency. |
| Applicant. |
| Built environment. |
| Categorical exemption. |
| Consolidated appeal. |
| Consulted agency. |
| Cost-benefit analysis. |
| County/city. |
| Decision maker. |
| Department. |
| Determination of nonsignificance (DNS). |
| Determination of significance (DS). |
| EIS. |
| Environment. |
| Environmental checklist. |
| Environmental document. |
| Environmental review. |
| Expanded scoping. |
| Impacts. |
| Incorporation by reference. |
| Lands covered by water. |
| Lead agency. |
| License. |
| Local agency. |
| Major action. |
| Mitigated DNS. |
| Mitigation. |
| Natural environment. |
| NEPA. |
| Nonproject. |
| Phased review. |
| Preparation. |
| Private project. |
| Probable. |
| Proposal. |
| Reasonable alternative. |
| Responsible official. |
| SEPA. |
| Scope. |
| Scoping. |
| Significant. |
| State agency. |
| Threshold determination. |
| Underlying governmental action. |
| Categorical exemptions. |
| Exemptions and nonexemptions applicable to specific state agencies. |
| Department of natural resources. |
| Emergencies. |
| Petitioning DOE to change exemptions. |
| Purpose of this part. |
| Procedures of consulted agencies. |
| SEPA fees and costs. |
| Application to ongoing actions. |
| Agencies with environmental expertise. |
| Lead agency rules. |
| Determining the lead agency. |
| Lead agency for governmental proposals. |
| Lead agency for public and private proposals. |
| Lead agency for private projects with one agency with jurisdiction. |
| Lead agency for private projects requiring licenses from more than one agency, when one of the agencies is a county/city. |
| Lead agency for private projects requiring licenses from a local agency, not a county/city, and one or more state agencies. |
| Lead agency for private projects requiring licenses from more than one state agency. |
| Lead agencies for specific proposals. |
| Transfer of lead agency status to a state agency. |
| Agreements on lead agency status. |
| Agreements on division of lead agency duties. |
| DOE resolution of lead agency disputes. |
| Assumption of lead agency status. |
| Environmental checklist. |
| Adoption notice. |
| Determination of nonsignificance (DNS). |
| Determination of significance and scoping notice (DS). |
| Notice of assumption of lead agency status. |
| Notice of action. |