LIS

Virginia Law

Administrative Code

Creating a Report: Check the sections you'd like to appear in the report, then use the "Create Report" button at the bottom of the page to generate your report. Once the report is generated you'll then have the option to download it as a pdf, print or email the report.

Virginia Administrative Code
Title 18. Professional And Occupational Licensing
Agency 160. Board For Waterworks And Wastewater Works Operators And Onsite Sewage System Professionals
Chapter 40. Onsite Sewage System Professionals Licensing Regulations
12/24/2025

18VAC160-40-160. Qualifications for master alternative onsite sewage system installer licenses.

An applicant for licensure as a master alternative onsite sewage system installer must furnish acceptable documentation that one of the following qualifications has been met:

Prerequisites

Exam Required

Education Required

Documented Qualifying Experience

1.

Employee, owner, director, or officer of a properly licensed contractor with an alternative sewage disposal system contracting ( ADS) specialty issued by the Virginia Board for Contractors

Yes

No

Two years of full-time experience installing alternative onsite sewage systems

2.

Employee, owner, director, or officer of a properly licensed contractor with an alternative sewage disposal system contracting ( ADS) specialty issued by the Virginia Board for Contractors

Yes

20 hours of training approved by the board covering the basic installation of alternative onsite sewage systems

18 months of full-time experience installing alternative onsite sewage systems

3.

No

Yes

20 hours of training approved by the board covering basic installation of alternative onsite sewage systems

30 months of full-time experience installing alternative onsite sewage systems

4.

I Master conventional onsite sewage system installer or journeyman alternative onsite sewage system installer license

Yes

No

One year of full-time experience installing alternative onsite sewage systems

5.

Master alternative onsite sewage system operator license

Yes

No

Three months of full-time experience installing alternative onsite sewage systems

6.

None

Yes

No

Three years of full-time experience installing alternative onsite sewage systems

Statutory Authority

§§ 54.1-201 and 54.1-2301 of the Code of Virginia.

Historical Notes

Derived from Virginia Register Volume 33, Issue 11, eff. April 1, 2017; amended, Virginia Register Volume 42, Issue 7, eff. December 17, 2025.

Website addresses provided in the Virginia Administrative Code to documents incorporated by reference are for the reader's convenience only, may not necessarily be active or current, and should not be relied upon. To ensure the information incorporated by reference is accurate, the reader is encouraged to use the source document described in the regulation.

As a service to the public, the Virginia Administrative Code is provided online by the Virginia General Assembly. We are unable to answer legal questions or respond to requests for legal advice, including application of law to specific fact. To understand and protect your legal rights, you should consult an attorney.