Part IV - Onsite Sewage System Operators
- Section 18VAC160-40-170 - License required
- Section 18VAC160-40-180 - Qualifications for journeyman conventional onsite sewage system operator licenses
- Section 18VAC160-40-190 - Qualifications for master conventional onsite sewage system operator licenses
- Section 18VAC160-40-200 - Qualification for exemption from examination for master conventional onsite sewage system operator applicants
- Section 18VAC160-40-210 - Qualifications for journeyman alternative onsite sewage system operator licenses
- Section 18VAC160-40-220 - Qualifications for master alternative onsite sewage system operator licenses