Can MassHealth (Medicaid) Take My Parents' ADU Investment If They Need Nursing Home Care?

By Buz Artiano, BuildX | March 2026

Watch: 40% of Caregivers Pass First... Here's Why That Matters for Your Family

Are you thinking about building an ADU for your aging parents? They're ready to sell their house and use the money to build an ADU on your property and move in right away. But here's the million dollar question. "What if Mom or Dad needs nursing home care in five years? Can MassHealth take that money back?" That question is responsible for more ADU projects being cancelled or put on hold than septic problems and permit denials combined!

My name is Buz Artiano, and I am the founder of BuildX. We've built dozens of ADU projects across Massachusetts, mostly around the South Shore and Plymouth County areas. We are the only team you need, we handle design, permitting, and construction. So we see every phase of a project from the first site visit up until you move in. We deal with septic constraints, zoning issues, and the state's new ADU laws. Obviously we're not attorneys, but we've helped people deal with the MassHealth issue and we've been able to participate in a lot of conversations with attorneys on the subject and we know that this is a very important question that needs an honest and direct answer before you make any big commitments.

We're going to talk about how the MassHealth five-year look-back period can affect your ADU because there are legal ways to protect your parents' investment in the project. We'll also explain why it matters who's on the title for the land and who's not from day one. If you do the ownership setup correctly, your family won't be at any financial risk. Our friend Erin Nunes, a managing partner at an estate planning and elder law firm with 21 years in the industry, walked us through the scenarios that matter most. Every recommendation in this article comes from what we've seen on our Massachusetts ADU projects.

Can MassHealth Actually Seize My Parents' ADU Investment?

The short answer is that MassHealth doesn't "seize" an ADU. But what they will do is review your parents' financial history and penalize any transfers that make it look like they're trying to hide assets. We'll explain that a little more.

When a Massachusetts resident applies for long-term care coverage through MassHealth, the state has the right to go back and look at that person's financial records for the last five years. They review every major financial transaction and if your parents sold their home for $1,000,000 and invested $400,000 of it into an ADU on your property, that $400,000 shows up as a transfer. MassHealth is going to ask you if your parents got something of equal value in return for all that money.

If you say no, then Medicaid says that the whole $400,000 is considered a gift. A gift will cause MassHealth to not cover any of your care for a certain penalty period. You can calculate how long the penalty period will be by dividing the gift amount by the average monthly cost of nursing home care in Massachusetts. On a $400,000 transfer, that could mean that your parents are ineligible for coverage for years.

If the answer is yes, meaning that your parents are partial owners of the property, the transfer is treated as what's called a fair-market-value purchase, which changes everything. You can get all the current details about MassHealth if you go to mass.gov.

How Does the Five-Year Look-Back Period Apply to an ADU Investment?

The MassHealth look-back period is a five-year window starting back from the date your parent applies for long-term care benefits. Every major sale or transfer within that window can be evaluated and used against you.

The scenario that worries people the most is when a parent sells their home, and uses $400,000 of the money to build an ADU on your property. Four years later, one of them needs nursing home care and applies for MassHealth. The state goes back and looks at all their records and finds the $400,000 transfer. If your parents are not on the deed and officially part owner of the property, MassHealth will claim it's a gift and they will penalize you for that.

But there is actually one exception to that rule. If a transfer was made for a legitimate purpose, not just to qualify for Medicaid, there's a chance they won't penalize you. Our friend Eric Nunes explained to us that the legal argument you need to make is that your parents invested in the ADU for the sole purpose of being close to their family and receiving help and care at home. They weren't trying to deplete their assets to qualify for Medicaid. Elder law attorneys have had some success with this argument, especially if the transfer happened within the five-year window and the parents kept other significant assets.

But qualifying for that exception isn't easy. The strength of the argument depends on how long it's been since the transfer, how much in liquid assets the parents kept, and all the specifics of your individual case. There's no guarantee you'll get an exemption for your ADU investment.

What Is the Difference Between a Gift and a Fair-Market-Value Transfer?

This is important, it's the difference between your $400,000 investment turning into a huge financial risk or staying as a safe long term investment.

A gift is when your parents transfer money or assets without receiving something in return. If your parents put $400,000 into an ADU on your property and they're not added to the title, that means it will be considered a gift. They added six figure value to your property, but they're not considered part owners, which is a huge problem under Medicaid rules.

A fair-market-value transfer is when your parents put up the money for the project, but they are added to the deed so they are legally part owner of the property. If the property is worth $800,000 with the ADU on it, and your parents put up $400,000 and are then put on the deed as 50% owner, that means they bought something worth $400,000. That's not a gift, it's a purchase. And Medicaid can't penalize you for buying something.

This happens all the time on our projects. Families come to us excited about building, but we always tell them they need to speak to an elder law attorney before we start designing or doing anything. We need a decision on who will be on the title to the property before we start building, because changing the deed afterward can make things really complicated. We've watched families save themselves from a six-figure Medicaid issue that could cost them hundreds of thousands of dollars just by spending $3,000 to $10,000 on estate planning before anything gets started. Trust us, estate planning will pay for itself many times over.

Should I Just Put My Parents on the Deed?

That's what most people automatically want to do, but elder law attorneys will tell you not to do that.

By putting your parents on the title, they now have legal ownership, which deals with the Medicaid gift issue, but it creates a new set of problems. If both of your parents die before you, their share of the land could go to beneficiaries they hadn't intended, which creates a situation where you don't own 100% of your property anymore. But it's even worse if either parent needs MassHealth long-term care coverage, if they're on the deed to the property, MassHealth can put a lien on their portion.

There are real risks if you do that. If one of them needs nursing home care, MassHealth can put a lien on their portion of the property. If that parent passes away while the lien is active, then the state releases it. But if the property is sold while the parent is alive and receiving care, MassHealth can take their part of the money from the sale.

The right answer is not "always put them on the deed" or "never put them on the deed." To make the right decision you have to evaluate your family's specific goals, assets, and health. Which is exactly why you must have an attorney, you can't use Google for something like this.

What Legal Strategies Protect an ADU Investment from MassHealth?

Elder law attorneys have several ways to protect people who are building ADUs. The right method always depends on the family's finances, the parents' health, and the long-term plans for the property.

Trust with protective provisions. A trust can be structured so that the parents' investment is legally protected. It can include the right to live in the ADU for life, which is called a life estate. It can require that parents get their investment back if the property is sold, it can also specify how much time they have to move once the property is sold so that parents have plenty of time. The trust can be designed to protect parents in case there's a divorce, death, or financial hardship in the future.

Proportional deed placement with proper legal structure. If the parents invest $400,000 into a property that's worth $800,000 once the ADU is finished, then adding them to the title as 50/50 owner means they simply bought an asset at fair market value. Doing it this way means it's not considered a gift, but you still have to have the right legal paperwork in place so that MassHealth can't put a lien on the property no matter what happens.

Life estate deed. Under federal Medicaid law, a transfer that includes a life estate only has a one-year look-back period instead of five years. That's a huge advantage when you're not sure how long the parents' will live. With the particular way a life estate deed works for an ADU, you will need an attorney who is familiar with both the property laws in Massachusetts and the Medicaid regulations.

The cost of getting a trust all set up correctly ranges from $1,500 to $10,000, depending on how complicated your situation is. For a single person needing just the basic estate documents, it should be around $1,500. For a married couple with trust planning, ADU-specific rules, and Medicaid protection, it's going to be closer to $10,000. That covers what the elder law attorney will do for you, and they are the ones who really understand how investments in an ADU work together with being eligible for benefits in Massachusetts.

How Does the Cost of an ADU Compare to Assisted Living in Massachusetts?

The financial fear that people have about Medicaid and investments in an ADU are only part of the reality of larger costs that families need to see clearly.

Assisted living in Massachusetts costs approximately $7,500 per month according to most of the people we talk to. If you do the math, that's over $90,000 a year. After five years, you'll have spent almost half a million dollars and have nothing to show for it.

An ADU investment of $250,000 to $350,000 gives you a second home on your property. You can keep your parents close without having to pay outrageous facility costs, and on top of that, it adds significant value to your home. The Medicaid risk is definitely real and a little scary, but you can manage the risk if you do the right legal planning. It usually ends up being more expensive to not build the ADU after you add up the cost of assisted living, but you have to have the right legal paperwork in place.

That's not an argument to skip legal planning, it's actually the reason legal planning is worth the money. People who spend $5,000 on estate planning before they start building can protect their $300,000 investment and avoid half a million dollars or more in assisted living costs.

Is an ADU the Right Choice for Every Family Facing This Decision?

No, and we'd never tell anybody that it was.

If your parents don't have a lot of assets beyond the money from selling their house, the Medicaid risk is higher and the legal paperwork is more complicated. If their health is declining and they're likely to need nursing home care within the next two to three years, then you probably won't have enough time to wait out that 5 year period. If the family relationships are complicated, with multiple siblings who disagree about the plan, it might not be worth doing the project because the legal costs can climb quickly and emotions run high.

We tell everybody that building an ADU is 70 percent family dynamics and only 30 percent construction. A lot of families are simply not ready. We've had families who had their deposit in hand and were ready to move forward, but they called us back two weeks later and said they couldn't get everyone on the same page. We don't consider that to be a failure, it's just an honest assessment of the family, and we respect that.

If you're not sure whether an ADU is right for your situation and your family, talk to an elder law attorney first. Talk to your siblings and to your parents' financial advisor. If everyone is on the same page and the legal docs are in place, we are ready to build. If not, we'd rather you know that now than after you have committed to a $300,000 project.

What Your Family Should Do Before Committing a Dollar to Construction

The Medicaid question doesn't have to stop your ADU project. Families who plan the legal structure before construction starts protect their investment from the five-year look-back, and don't put their parents' Medicaid eligibility at risk, and avoid structuring the title wrong, which creates more problems than it solves. The steps you need to take are simple. Get your attorney, your financial advisor, and your builder working together from day one.