Sewage System Permits

Effective January 1, 2021, the Township of Stone Mills now accepts new applications for On-Site Sewage Systems under Part 8 of the Ontario Building Code.



septic system

Early in 2020, the Township of Stone Mills was notified by Kingston Frontenac Lennox and Addington Public Health that they would stop delivering On-Site Sewage System Services to the Township at the end of 2020.  In response, the Township of Stone Mills Council made the decision that the Township will assume this responsibility and deliver On-Site Sewage Systems going forward.

Click here to review the applicable Clearances for Class 4 or 5 Sewage Systems for development.

New applications and inquiries for sewage systems should be directed to Building staff via 613-378-2475 ext. 241 or via email to

Application Forms:

Application to Construct or Demolish a Sewage System 

Performance Review of Sewage System

Record Search Application

Sewage System Permit Fees