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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

18VAC160-40-130. Qualifications for master conventional onsite sewage system installer licenses.

An applicant for licensure as a master conventional 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 a conventional sewage disposal system contracting ( CDS) or alternative sewage disposal system contracting (ADS) specialty issued by the Virginia Board for Contractors

Yes

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

Six months of full-time experience installing conventional or alternative onsite sewage systems

2.

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

Yes

No

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

3.

Journeyman conventional or alternative onsite sewage system installer license

Yes

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

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

4.

Journeyman conventional or alternative onsite sewage system installer license

Yes

No

Six months of full-time experience installing conventional or alternative onsite sewage systems

5.

Master conventional or alternative onsite sewage system operator license

Yes

No

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

6.

None

Yes

No

Two years of full-time experience installing conventional or 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; Errata, 33:16 VA.R. 1944 April 3, 2017; amended, Virginia Register Volume 42, Issue 7, eff. December 17, 2025.

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