offered by
Massachusetts Department of Environmental Protection
related to
Septic Systems & Wastewater

Septic Systems & Title 5

Many homes in Massachusetts have septic systems. There are specific regulations about the installation, use and maintenance of these systems that you need to know.

Find out who to contact in MassDEP and what questions you may need to answer to take care of your Title 5 system.

What would you like to do?

Top tasks

How to Care For & Maintain Your Title 5 System 
Buying or Selling Property with a Septic System 

What you need to know

Questions about your Title 5 System 
Title 5 Forms 
Title 5/Septic Systems Policies & Guidance 
Title 5 Innovative/Alternative Technology Approval Letters 
Information & Requirements for New Construction of a Title 5 System 
Hiring Title 5 System Inspectors and Soil Evaluators 
See all 12 

Contact Information

Phone

Title 5 Hotline: 617-292-5673

Online

Email DEP.Title5@state.ma.us

Additional Resources

310 CMR 15.00: Septic Systems ("Title 5")
310 CMR 11.00: General Application and Administration of Environmental Code
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