| WAC Sections | |
| 173-420-010 | Title. |
| 173-420-020 | Purpose and intent. |
| 173-420-030 | Scope. |
| 173-420-040 | Definitions. |
| 173-420-050 | General provisions. |
| 173-420-055 | SIP impacts on conformity determinations. |
| 173-420-060 | General criteria. |
| 173-420-065 | Specific criteria. |
| 173-420-070 | Air quality analysis procedures. |
| 173-420-080 | Transportation plan conformity. |
| 173-420-090 | Transportation improvement program conformity. |
| 173-420-100 | Transportation project conformity. |
| 173-420-110 | Exempt projects. |
| 173-420-120 | Projects exempt from regional analysis. |