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Septic Tanks by State Approval

Not sure which codes and regulations apply to your septic tank? Need to confirm your system is compliant for your state? We make it easy. Our guide lists state septic approval requirements, certified septic tank options, and the exact rules and regulations, organized by state, so you can choose confidently.

At Tank Superstore, every septic tank and septic holding tank we sell is IAPMO certified and carries the CSA stamp of approval. Buying a state approved septic tank from us means you are prepared before inspections even start. No surprises. Your wastewater storage meets state requirements from the start.

Explore our approved tanks, compare specs, and find the holding tank for septic applications that matches your local code. If you need help interpreting state septic tank regulations or septic tank codes by state, our team is ready to point you to the right solution.

Reminder: Confirm final requirements with your local Authority Having Jurisdiction or a licensed installer, since local enforcement can add rules. If your state is not listed, state approval is still being processed.

Want to speak with a expert about which tank is right for your project? Contact us today for industry leading guidance.

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State Approved Septic Tanks

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Reminder: Confirm final requirements with your local Authority Having Jurisdiction or a licensed installer prior to purchase. Local enforcement can add rules beyond state approvals.

What our customers say

  • Purchased a boat tank and a fittings kit. Both items arrived promptly and in excellent condition. Very satisfied with the quality of service.

    Zack E.
  • Excellent service! I bought a spill pallet, and the staff was incredibly helpful and kind. They took the time to answer all my questions and made the process very easy.

    Nick P.
  • Very happy with my experience ordering the drum rack system was quick and easy, and it arrived right on time, excellent service!

    Erin W.
  • Purchased a couple of cone bottom tanks the process was fast and the service was excellent. They provided great support in helping us select the best option.

    Matthew B.
  • We purchased a 200-gallon double-wall tank, and it arrived right on schedule. Very satisfied with the service!

    John S.
  • Purchased 15 IBC tote tanks for our company. We were very pleased with the competitive pricing and the overall value.

    David R.