The Tenancy Clock · Part 3 of 7
Investor Education · 8 min read
The Sentence That Decides Whether You Have an Exemption
The lease is where new landlords relax. The hard part — advertising, screening, choosing — is behind them, and the lease feels like paperwork. Download a form, fill in the blanks, sign.
That's the wrong instinct, and here is why. Nearly everything else in a tenancy can be corrected. A rent that's too low can be raised. A bad tenant can eventually be removed. A missed inspection can be scheduled. But a handful of things are decided permanently on the day the lease is signed, and the largest of them is whether your property is subject to the Tenant Protection Act at all.
The exemption is not a fact about your property
Owners think of the AB 1482 exemption as a status — my house is a single-family home, therefore it's exempt.
It isn't. Under Civil Code §§1946.2(e)(8)(B) and 1947.12(d)(5), the single-family and condominium exemption requires two things: the owner must not be a real estate investment trust, a corporation, or a limited liability company with a corporate member — and the tenant must receive a specific written notice using the statutory language.
For any tenancy commenced or renewed on or after July 1, 2020, that language has to appear in the rental agreement itself. The statute prescribes the wording. Generic boilerplate about rent control doesn't satisfy it.
Leave it out and the property is treated as covered, no matter how thoroughly it qualifies. The California Association of Realtors lease form carries the notice with a checkbox, which means the most common version of this failure is an unchecked box on an otherwise correct lease.
And you cannot fix it later. The notice belongs in the agreement; adding the language to a termination notice afterward does not retroactively create an exemption you never claimed. Owners discover this at the worst possible moment — when they try to end a month-to-month tenancy and learn they now need just cause to do it.
If you're reading this and you don't know whether that paragraph is in your lease, go look. It takes two minutes and it's the highest-value two minutes in this article. If the box is unchecked, don't guess at whether a new lease or an addendum fixes it — that depends on when the tenancy started and whether it's since renewed, and getting it wrong costs you the exemption a second time. That's a call worth making before your next renewal date, not after.
Most accessory dwelling unit owners need the other notice
Here's where it inverts, and this is the part I'd most like backyard landlords to sit with.
The notice does not make you exempt. It only lets you claim an exemption you independently qualify for. Check the box on a property that doesn't qualify and you have not created protection — you've just written down a claim that won't hold when it's tested.
And a parcel with an accessory dwelling unit (ADU) on it may not qualify. The single-family exemption reaches property that is alienable separate from the title to any other dwelling unit, and an ADU cannot be sold off your lot. I've written about why that question arrives the day the ADU receives its certificate of occupancy, not the day you move out, in Building an ADU Can Cost You Your Exemption Before You Ever Rent It.
If your property is covered, the obligation runs the other direction. Covered tenancies require written notice of the tenant's rights under the Act, in twelve-point type, telling the tenant that rent increases are limited and that after twelve months a termination requires a statement of cause.
So the question isn't which box to check. It's which notice you owe — and on a parcel with an ADU, that deserves a conversation with counsel about your specific lot before you sign anything.
The exemption that expires when you move
There's a second exemption, and it behaves completely differently — which is why owners conflate the two and get hurt.
While you live in the main house and rent out the ADU, you may fall under the owner-occupied exemption: an owner-occupied single-family residence where the owner rents no more than two units or bedrooms, the ADU included. Two things about it.
It's a just-cause exemption only. It was never protection from the rent cap. Owners who believe they're fully outside AB 1482 because they live on site are half right, and it's the expensive half they've got wrong.
It ends the day you stop living there. Not gradually. The day you move out and rent the main house, you are operating two rented dwelling units on one parcel and that exemption is gone.
And there's no soft landing. Owners assume they'll fall back on the owner-occupied duplex exemption. They won't — a duplex means two units within one structure, and the exemption language specifically excludes ADUs and junior ADUs.
So the sequence that catches people is entirely ordinary: build the ADU, live in the house and rent the unit for a few years, then downsize into the ADU yourself or move away and rent both. Nothing unusual happened. But the tenancy you created under one set of rules is now governed by another, and the tenant in the main house is the one with twelve months of occupancy behind them.
If there's any chance you'll move out within five years, that's a planning conversation to have before the first lease is signed — not after.
The disclosures a new unit actually triggers
Some good news first: a newly built ADU is post-1978 construction, so the federal lead-based paint disclosure doesn't apply to it. If you're also renting the 1962 main house, it does apply there.
What a new unit does trigger:
Megan's Law. Every residential lease in California must contain the statutory database notice. Verbatim, in the lease.
Bed bugs. Written information about bed bugs before the lease is signed, under Civil Code §1954.603 — yes, in a brand-new unit.
Smoke and carbon monoxide alarms. Required and your responsibility to maintain.
Flood hazard. Required where you have actual knowledge the property sits in a special flood hazard area or an area of potential flooding. Several Ventura County neighborhoods do.
Mold. Written disclosure where you know of mold exceeding permissible exposure limits.
Death on the premises within the last three years. Not usually an issue for a new unit, but it's a standing obligation.
None of these are hard. All of them are cheaper to include than to explain the absence of.
The term decision you only get to make once
How long the first lease runs looks like a scheduling question. In two Ventura County cities it isn't.
Oxnard and Ojai both attach just-cause protection after thirty days of tenancy — not the twelve months state law requires. If your unit is in either city, the flexibility you're imagining from a short lease doesn't exist. Your tenant acquires protection in month two regardless of what the lease says.
Elsewhere in the county, a twelve-month initial term is worth more than it looks. It sets the rent for a defined period, it delays the month-to-month posture, and it gets you through a full cycle of seasons with the unit before anything changes.
Decide it deliberately. It's not a default.
The Backyard Landlord
The lease clause that causes the most trouble in backyard tenancies is the one most ADU owners never write: utilities.
Most ADUs are built off the main house's service. One electric meter, one gas meter, one water connection, and a new dwelling unit hanging off all of them.
Civil Code §1940.9 addresses this directly. Where the landlord's utility service also serves areas outside the tenant's dwelling unit, the landlord must disclose that before the tenancy begins and then either place the service in the landlord's own name, install a submeter, or execute a written agreement with the tenant covering payment.
Informally splitting the bill is not on that list. Neither is "I'll just tell them what they owe each month." An undisclosed shared meter is a violation you commit every month, in writing, on a bill you send.
The fix is unglamorous and permanent: decide before the first lease whether utilities are included in rent, submetered, or contracted for in writing — then say so in the lease. Rent-inclusive is the simplest option for a single ADU and it eliminates the monthly argument entirely. It also means you never have to explain, to a tenant standing in your driveway, how you arrived at their share of a bill they never saw.