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Designer Licensing Program

Designer Licensing ProgramDesigners of water supply and wastewater treatment systems regulated under the Environmental Protection Rules, Chapter 1, Wastewater System and Potable Water Supply Rules (WWR), are described in Subchapter 7 Designer Licensing.

There are two classes of Licensed Designers; Class A designers are limited to sites not requiring site modifications; Class B Licensed Designers can design site modifications. Both classes are can design systems up to 1350 gallons per day (gpd).

Active Licensed Designers, listed alphabetically: List of Class A and Class B Licensed Designers sorted alphabetically by name

Active Licensed Designers, listed by county: List of Class A and Class B Licensed Designers

NOTE: Septic System Installers are not licensed by the State of Vermont.

Vermont Registered Professional Engineers are licensed by the Secretary of State's office. Class 1 professional engineers are listed as ANR compliant if they are approved to design under these Rules. To determine if a particular engineer is compliant with the Wastewater System and Potable Water Supply Rules please click here.  You can also go to www.vtprofessionals.org. to obtain license information and determine if a particular engineer is compliant with the Wastewater System and Potable Water Supply Rules, In the Menu to the left, click on Licensing Databases and then Roster Download. Choose Board: Engineering, Profession/Institution: Professional Engineers. Then if you know the name of the engineer you want to look up, enter that. Otherwise choose state VT and download the roster. You will see a note in the last column on the right that will indicate "Compliance with ANR Designer License" for Class 1 designers.

How to Become a Licensed Designer: An application, fee, and exams are required as part of the licensing program.

How do I Renew my Class A or B License: Class A and B Licensed Designers must renew their license each year.

Continuing Education Training: Every two years, an affidavit must be submitted indicating attended courses and received credits.

Contact Information   

Mary Clark  585-4890 


Resource Links:


Wastewater System and Potable Water Supply Rules - Effective September 29, 2007 (On- Site Rules)

List of Publications and Sources Pertaining to On-Site Wastewater Treatment and Disposal

Water Supply Rule Chapter 21, Appendix A, Part 11 - Small Scale Water Systems (go to page A-11-1)

Information for an Administrative Review

Information for Technical Review

EPA's Web Page for Septic Systems Publications

Desktop Hydrogeologic Analysis

USDA Soil Description Information

Angular Chart

Soils Abbreviations

Sample Soil Test Pit Log Form

Explanation of Soil Test Pit Log Form

VT Plumbing Rules effective 08/01/2015

2015 International Plumbing Code



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