Seal of Caroll County, Maryland

Department of Land and Resource Management

Contact Information:
TT users (MD Relay):

Best Available Technology (BAT) Regulations for Septic Systems

Changes to Code of Maryland Regulations 26.04.02 governing on-site sewage disposal systems were adopted as they were originally proposed by the Maryland Department of Environment (MDE) when published on June 1, 2012 in the Maryland Register. These regulations were effective January 1, 2013. The Carroll County Health Department is responsible for administering these regulations in Carroll County.

The portion of the regulations requiring BAT can be found at the following link:

Information on approved systems can be found on MDE's web site:

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