7 Massachusetts Title 5 Septic Rules That Blow Up a Home Sale

Selling a house with a septic system can get complicated fast.

For Bay Staters, state septic rules can decide whether a sale closes on time, or at all.

Here are the rules sellers should understand before they list.

Note: This is general information, not legal advice. Title 5 rules and deadlines are subject to change, so confirm the current requirements with the Massachusetts Department of Environmental Protection.

1. Two-Year Inspection Clock

A Title 5 septic inspection stays good for two years, counted back from the day the title transfers.

An older report doesn’t cover your sale, so a house that sits unsold past that point needs a fresh inspection.

Pumping records can stretch the window to three years if they show the system was pumped at least once a year during that time.

Weather can push the inspection past your closing.

If conditions prevent it, the inspection can wait until the weather permits, but no later than six months after the transfer.

The seller has to notify the buyer in writing.

2. Sewage Backup and Ponding

Sewage backing up into your house fails a Title 5 inspection, and so does wastewater ponding on the ground.

Both are listed in section 15.303 of the state’s regulations.

A distribution box, the box that sends wastewater out to the drain-field pipes, also fails when the liquid in it sits above the level of its outlet.

If your tank needs pumping more than four times a year, that’s on the list too.

Any of these goes into your inspection report.

Your buyer gets a copy of the complete report.

3. Failed-System Deadline

Once an inspector fails your system, you have two years from discovery to upgrade it under Title 5.

Your local board of health has to approve the work before you start.

If the system is an imminent health hazard, your board of health or the Massachusetts Department of Environmental Protection (MassDEP) can set a shorter deadline.

If you’re the seller, the state consumer guide says a buyer may be willing to take on some or all of the repair costs in negotiations.

4. Cesspool Setbacks

A cesspool within 100 feet of a surface water supply or one of its tributaries fails Title 5 on location alone.

The same goes for a cesspool within 50 feet of a private well.

A cesspool 50 to 100 feet from a private well can avoid failing with a water test.

The results have to show no fecal coliform bacteria and ammonia and nitrate nitrogen at or below five parts per million (ppm).

So if you’re selling a house near a private well that still has a cesspool, you could need a lab test on top of the inspection.

5. Conditional Passes

A Title 5 conditional pass isn’t a pass yet.

The system passes only after the repair is done and your board of health approves it.

Inspectors can give one when a part of the system needs repair.

The state’s septic guide lists a metal tank, broken pipes and a malfunctioning pump chamber as examples.

Until the repair is done, a repair bill and an approval sit between you and a finished inspection.

A problem with the soil absorption system, the part of the system where wastewater soaks into the ground, can’t earn a conditional pass.

A conditional pass can’t cover that problem.

6. Nitrogen Sensitive Areas

If you’re selling a house in a nitrogen sensitive area, Title 5 requires you to make one disclosure before title transfers.

You have to tell your buyer and your board of health whether the system is subject to an upgrade requiring Best Available Nitrogen Reducing Technology.

On Cape Cod, regulations that took effect July 7, 2023 require homeowners in these areas to upgrade existing systems with nitrogen-reducing technology within five years.

A town can instead apply for a municipal watershed permit and manage compliance collectively.

If your town doesn’t pursue one, the upgrade falls to individual homeowners.

The timing can vary by town, so check your town’s website for how it’s handling compliance.

MassDEP also built an interactive map to help homeowners see whether the changes affect them.

7. Upgrade Agreements

A signed upgrade agreement can stand in for the Title 5 inspection at your sale.

Title 5 lets you or your buyer sign an enforceable agreement with the board of health to upgrade the system within two years after the transfer.

The agreement has to be disclosed, and it binds later owners.

The owner or the person acquiring title can sign it.

Approved Inspectors

Only inspectors approved by MassDEP can perform the Title 5 inspection your sale triggers.

Registered engineers, sanitarians and certified health officers can apply for approval.

So can a licensed home inspector, after Department training and an exam.