House Rules When You Rent Out Your Spare Room

Renting out a spare room in the home you live in is a different arrangement from a normal houseshare, because you’re both the person paying the bills and the person sharing the kitchen. It works when the house rules are written down before anyone moves in, and when you’re honest that you’re gaining a housemate rather than a guest who pays. It also has a legal dimension worth understanding early, because the status of the arrangement — not what you call it — determines what rights each of you has.

Understand what kind of arrangement this is — before anything else

When someone rents a room in a home where the owner or the main tenant also lives, the arrangement usually falls into a different legal category from a standard tenancy. In different places it goes by different names — lodger, licensee, occupier with basic protection, roomer — and the differences are real: notice, deposit handling, and the process for ending the arrangement can all work differently.

Two things to hold onto:

The category is determined by local law and by the actual living arrangement — whether you genuinely share living space, whether the person has exclusive possession of their room, and other factors specific to your jurisdiction. It is not determined by what a document is titled. Writing “lodger agreement” at the top of a page does not make someone a lodger, and writing “licence” does not remove protections local law grants.
Look it up for your own jurisdiction before you advertise the room. What follows from the category — notice, deposits, how the arrangement can end, your tax and insurance position — differs by country, state or province, and often by city. A local housing advice service, a tenancy authority, or a lawyer is the right source. General guidance, including this page, cannot tell you your position.

Also check whether your own lease or mortgage terms, building rules, insurance, and any local registration or licensing requirements permit you to let a room at all. Each can be a hard stop.

A note on choosing who lives there

Anti-discrimination and fair-housing duties apply to housing. Screening on protected characteristics — things like race, religion, national origin, disability, sex, family status, and their local equivalents — is unlawful in many places and unfair everywhere. Some jurisdictions treat a live-in landlord sharing their own living space differently from a landlord letting a separate unit, and the scope of any such exception is narrow and specific. Don’t assume it applies to you: check what actually applies where you live before you write an advert or turn anyone down. Screen on behaviour, schedules, budget, and practical compatibility, and keep it there.

Set the house rules out before anyone moves in

Write them down and share them before the arrangement starts. Someone who reads the rules and agrees to them has agreed to them; someone told about a rule in week three has been told off. Cover:

The money. The monthly amount, what it includes, the due date, and how bills work — a flat all-inclusive figure is simpler for both of you and prevents monthly bill discussions in your own kitchen. Whether you take a deposit, and how it must be held and returned, is a local-law question — check it, because the requirements are specific and vary.

Which spaces are theirs, shared, and yours. Their room, obviously. Then be explicit about the kitchen, bathroom, living room, garden, storage, parking, and any off-limits room. Ambiguity here is where live-in arrangements most often go wrong.

Kitchen, food, and storage. Assign shelves, cupboard, and fridge space — be generous and specific, because in a home that was recently yours alone this is where resentment starts. Separate food is the norm in a live-in arrangement; say whether basics are shared and whether they’re welcome to cook whenever. See shared groceries and kitchen rules.

Cleaning. How the shared spaces get cleaned, by whom, how often — or say that you’ll pay a cleaner and include it in the rent. Don’t leave it implicit and then resent doing it: see a chore system roommates actually keep.

Guests, noise, and hours. Notice, overnight limits, whether guests use shared space, and the point at which a frequent guest becomes a conversation — writing a guest policy everyone can live with applies here, with tighter numbers. Then your schedule and theirs, and what quiet means in practice: quiet hours when everyone’s schedule is different.

Your access to their room. Say plainly when and why you’d need to enter, and that you’ll give notice first. Local rules on entry to a let room vary, and notice for a real reason is a good floor regardless of the minimum.

Practicalities. Keys, wifi, parking, bins, post, smoking, pets, and how repairs get reported.

Ending it. How much notice either side gives, and in what form. Don’t invent a number — find out what your jurisdiction requires for this type of arrangement and write down at least that. Offering more than the minimum is a kindness worth putting in writing.

The boundaries that keep it liveable

You are both a housemate and the person responsible for the home. As the responsible party you fix the boiler and hold the accounts. As a housemate you don’t get the last word on how the living room is used.

Fix things promptly. The fastest way to sour a live-in arrangement is a slow response to a real problem in someone’s home. Your repair obligations are also, in many places, legal ones — check what applies to you.

Don’t let money become a lever. If they’re late, use a process: a reminder, a specific date, a calm conversation about a pattern — see when rent is late.

Never use self-help removal. Changing the locks, removing someone’s belongings, cutting off utilities or heating, or making the home uninhabitable to force someone out is unlawful in many places and carries serious consequences for the person doing it — including when you own the property, and including when they genuinely owe you money. If you need the arrangement to end, find out the lawful process for your jurisdiction and this type of arrangement, and follow it. Get advice from a local housing service if you’re unsure.

The checklist

The general structure of a written agreement is in what to put in a roommate agreement, and updating a roommate agreement covers keeping it current.

One clear boundary: this is general guidance, not legal advice, and a written house-rules document is not legally sufficient on its own. Letting a room in your own home carries specific legal, tax, and insurance consequences that vary by country, state, and city, and the status of the arrangement — which determines everyone’s rights — is set by local law and the facts, not by the title on a document. Check your own jurisdiction’s rules and get advice from a housing advice service or a lawyer before you let a room. See the About page for the full note.