This is an unofficial archived version. If you need an official copy, use the .

This version was current from to .

Note: It does not reflect any retroactive amendment enacted after .
To find out if an amendment is retroactive, see the coming-into-force provisions
at the end of the amending regulation.

Latest version

Consolidated Regulation (current and previous versions)

Onsite Wastewater Management Systems Regulation, M.R. 83/2003

Most current version (latest amendment: M.R. 106/2021)

Previous versions:

 — 25 May 2010 to 28 Oct. 2021 (latest amendment: M.R. 60/2010)


NOTE: Earlier consolidated versions are not available online.