| WAC Sections | |
| 173-423-010 | Purpose. |
| 173-423-020 | Applicability. |
| 173-423-025 | Effective date. |
| 173-423-030 | Incorporation by reference. |
| 173-423-040 | Definitions and abbreviations. |
| 173-423-050 | Requirement to meet California vehicle emission standards. |
| 173-423-060 | Exemptions. |
| 173-423-070 | Emission standards, warranty, recall and other California provisions adopted by reference. |
| 173-423-080 | Fleet average nonmethane organic gas (NMOG) and NMOG Plus NOx exhaust emission requirements, reporting and compliance. |
| 173-423-090 | Fleet average greenhouse gas exhaust emission requirements, reporting and compliance. |
| 173-423-100 | Manufacturer delivery reporting requirements. |
| 173-423-110 | Warranty requirements. |
| 173-423-120 | Recalls. |
| 173-423-130 | Surveillance. |
| 173-423-140 | Enforcement. |
| 173-423-150 | Severability. |