Septic Systems & Title 5

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Care & maintenance

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Pump out your septic system at least once every three years.

• How to care for and maintain your septic system 
• Septic system additives allowed in Massachusetts 

Inspecting a septic system

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Have your septic system inspected when you buy or sell a home.

• Hiring system inspectors and soil evaluators 
• Septic system inspections and repairs 
• Training & licensing system inspectors and soil evaluators 
• Septic system inspection guidance 

New system design & construction

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• What to know when planning a new septic system 
• Requirements to construct a new septic system 
• Repairs and New Construction for Title 5: Frequently Asked Questions 

Alternative systems

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Options for waste disposal when a conventional septic system isn't possible.

• Innovative technology and Title 5 systems 
• Approved Title 5 innovative/alternative technologies 
• Glossary 

Permits & forms

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• Title 5 forms 

Regulations & guidance

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• 310 CMR 15.000: Septic Systems ("Title 5") 
• 310 CMR 11.00: The State Environmental Code 
• Title 5/septic systems policies & guidance 
• Special requirements for nonresidential septic systems