Do you think that moving in with a romantic partner is less legally complicated than marriage? Or perhaps you want to go in with your best friend to buy a house in an expensive real estate market. What if your adult child moves in with you to help take care of you in your dotage?
In any of these situations, consider getting a legal document called a Cohabitation Agreement.
A cohabitation agreement is a written plan between people who live together that explains how they will handle money, property, and responsibilities while living together—and what happens if they separate.
Meet Sam and Jordan.
Sam owns a home in Denver, complete with a mortgage, rising value, and a photographic memory of every dollar spent on it. Jordan moves in after a year of dating, bringing a dog, great taste in furniture, and a willingness to “split things fairly.”
At first, it feels easy. Jordan contributes monthly, but no one defines what that payment actually is. Is it rent? Helping with the mortgage? Building some shared ownership? It’s left vague in the name of keeping things simple.
Then come bigger decisions. They remodel the kitchen. Jordan pays for appliances. Sam covers part of the labor. Later, they install central air, and Jordan contributes again. Both are sleeping better in their cool bedroom, so everyone is happy.
But because nothing is written down, small ambiguity can turn to conflict.
Sam assumes: “This is still my house.” Jordan assumes: “I’m investing in our home.”
Both are reasonable, but they lead to different expectations. These areas are ripe for misunderstanding:
- Are Jordan’s payments are rent or buying partial ownership of the house?
- How to handle money spent on upgrades?
- What is the plan for dividing shared purchases?
- If one person moves out or dies; what then?
Without a cohabitation agreement, these questions don’t go away. They get answered later, often when emotions are high.
In Sam and Jordan’s case, tension builds over time. When the relationship hits a rough patch, financial questions come to the surface. Jordan wonders what they’re entitled to. Sam worries about protecting what they started with.
A simple agreement early on could have clarified everything:
- Monthly payments are rent, not ownership; or maybe they are ownership, depending on what they decide up front.
- Upgrade costs are either reimbursed or treated as shared expenses
- Joint purchases are split or bought out if Jordan moves out.
- What if Sam dies? What is Jordan’s right to live in the house vs. Sam’s heirs?
This kind of planning isn’t unromantic. It’s practical. Financial uncertainty leads to conflict, even in strong relationships.
Think of a cohabitation agreement as basic risk management. You buy insurance to protect your home; this just applies the same thinking to your living situation.
If you would like a referral to an attorney who helps create cohabitation agreements, drop me an email.
