What permits must a septic system have?

• A. Construction, installation, repair, alteration
• B. Electricals; pumps, pre treatment
• C. Pinelands Area approvals
• D. Treatment works approval

Answer: (A)

The main rule is that any septic system work requires official permits that cover all physical changes to the system—construction, installation, repair, or alteration. Local health departments issue these permits to ensure the system is designed and placed correctly, uses proper materials, and meets safety and environmental standards. This broader set of permits ensures that every stage of a septic system, from building a new one to repairing or altering an existing one, complies with codes and protects public health and groundwater.

Other options don’t fit as the primary requirement. For example, electrical permits may be needed for pumps or control panels, but they’re separate from the overall septic system permit. Pinelands Area approvals are specific to that region and not universally required. Treatment works approval is aimed at centralized wastewater facilities, not individual septic systems.