"I moved into my partner's house a year ago. They own it — mortgage is in their name. Over the past 12 months, I've paid for a new dishwasher ($800), half the cost of a fence ($2,100), a water heater replacement ($600), and I painted every room myself. I also pay $1,200/month in 'rent' to my partner. None of this is documented anywhere. A friend asked me what I'd get back if we split up. The answer is nothing. I feel sick." — Taylor, 35
Taylor, your friend asked the right question at the right time — because legally, they're almost certainly correct.
The homeowner advantage
When you live in a home your partner owns, the legal landscape is starkly unequal:
- Your rent payments are just that — rent. They don't build equity. They don't give you ownership interest. You're paying to live there, the same as any tenant.
- Improvements you pay for become part of their property. That dishwasher, that fence, that water heater — they're now fixtures of a house you don't own. Unless there's a written agreement, you have no legal claim to reimbursement.
- Your labor (painting, repairs, maintenance) has no default compensation. Without documentation, sweat equity in someone else's home is a gift.
- If you break up, you leave with what you brought. The house, its improvements, and its increased value stay with the owner.
This isn't speculation. It's how property law works for unmarried couples in virtually every U.S. state.
What should be documented
Rent payments - Are you paying fair market rent, below market, or above? - Does any portion of your rent contribute to mortgage principal (essentially building shared equity)? - How is rent adjusted over time?
A critical decision: is your monthly payment pure rent (you're a tenant), or is part of it a contribution toward shared ownership? This distinction matters enormously and must be in writing.
Capital improvements Every major expense should be documented with: - Date, amount, and what it was for - Who paid how much - Whether the expense is a **gift**, a **loan** (to be repaid), or an **investment** (creating an equity interest in the property)
That $2,100 fence contribution — was it a gift to your partner? A loan? Does it entitle you to a proportional equity claim? Whatever the answer is, it needs to be written down and signed.
Sweat equity If you're putting significant labor into improving someone else's property, assign it a value. Document: - What work you did - Estimated market cost if you'd hired someone - Whether this labor is credited as rent, loan, or equity contribution
What happens when you leave - Are you reimbursed for capital improvements? - Is there a formula for calculating your equity interest, if any? - What's the timeline for repayment?
The uncomfortable conversation
Taylor, you need to talk to your partner about this now. Not as an accusation, but as a recognition that your current arrangement is financially hazardous for you.
Try this: "I've been paying for things around the house and I realized none of it is documented. I don't want either of us to be in a bad position if things change. Can we write down our arrangement?"
If your partner resists documenting your contributions to their property, that tells you something important about how they view your financial role in the relationship.
Going forward
Stop paying for improvements to a home you don't own without a written agreement. Every dollar you spend should have a documented category: gift, loan, or equity investment. No exceptions.
Protect your contributions → Our free cohabitation agreement generator covers property ownership, financial contributions, and capital improvements — including what happens when one partner owns the home.