California has some of the strongest tenant protections in the country when it comes to security deposits. If your landlord is holding your deposit or making deductions you don’t agree with, here’s exactly what the law says.

The Short Answer

California landlords must return your security deposit — along with an itemized statement of any deductions — within 21 calendar days of you moving out. The maximum deposit they can charge is one month’s rent for unfurnished units (two months for furnished). Deductions for normal wear and tear are not allowed.

How Much Can a California Landlord Charge?

Under California Civil Code § 1950.5, the maximum security deposit a landlord can collect is:

Unfurnished rental: 1 month’s rent
Furnished rental: 2 months’ rent

For active duty military members, the limit is 1 month’s rent regardless of whether the unit is furnished.

Note that “security deposit” under California law includes any money collected in advance other than the first month’s rent — this covers pet deposits, cleaning deposits, and any other advance fees.

When Must the Landlord Return Your Deposit?

Your landlord has 21 calendar days after you vacate the unit to either:

Return your full deposit, or
Mail or deliver an itemized statement listing each deduction and the amount, along with the remaining balance of the deposit

The 21-day clock starts from the date you return possession of the property — meaning the date you hand over the keys, not the date your lease ends.

What Can a California Landlord Legally Deduct?

Landlords can legally deduct for:

Unpaid rent
Cleaning costs — but only to restore the unit to the same level of cleanliness it was in when you moved in (not to make it cleaner)
Damage beyond normal wear and tear — repairs for damage you, your guests, or your pets caused intentionally or through negligence

What Is “Normal Wear and Tear”?

Normal wear and tear — which landlords cannot deduct for — includes things like:

Small nail holes from hanging pictures
Minor scuffs on walls from normal use
Carpet worn thin from regular foot traffic
Faded paint from sunlight exposure
Loose hinges or door handles from regular use

Damage beyond normal wear and tear — which landlords can deduct for — includes:

Large holes in walls
Stains or burns on carpet
Broken fixtures or appliances caused by misuse
Pet damage (scratched floors, urine stains)

What If Your Landlord Misses the 21-Day Deadline?

If your landlord fails to return your deposit or provide an itemized statement within 21 days without a legitimate reason, they may forfeit the right to retain any of the deposit and may be liable for up to twice the amount wrongfully withheld as a penalty, plus the original deposit amount.

You can sue your landlord for this in California small claims court, where the limit is $12,500 — more than enough for most deposit disputes.

Pre-Move-Out Inspection

California law gives you the right to request an inspection before you move out. Your landlord must conduct this inspection and give you a written itemized statement of what they plan to deduct, giving you the opportunity to fix those issues before you leave. This is a powerful right that many tenants don’t use.

Request this inspection in writing as soon as you give notice that you’re leaving.

What to Do If Your Landlord Keeps Your Deposit Unfairly

Send a written demand letter. Give your landlord a deadline (typically 14 days) to return the deposit or provide justification. Send it via email and certified mail.
File in small claims court if they don’t respond. You don’t need a lawyer. Bring your move-in photos, move-out photos, the lease, and any written communications.
File a complaint with your local rent board (if your city has rent control) or with the California Department of Consumer Affairs.

Key Statute

All of this is governed by California Civil Code § 1950.5, which you can read in full at the California Legislative Information website.

Real Situations in California

California’s 21-day deadline is shorter than the national average of 30 days, and it catches landlords off guard more often than you might expect. In practice, the most common dispute pattern in California looks like this: tenant moves out, landlord assumes they have 30 days, misses the 21-day window, and then faces an automatic forfeiture of the right to make any deductions — plus potential liability for twice the wrongfully withheld amount. The strict deadline gives tenants enormous leverage if the landlord is even slightly late.

A second situation that generates significant California disputes involves the pre-move-out inspection right. Under Civil Code § 1950.5, landlords must offer this inspection and give tenants a written list of anticipated deductions before move-out so the tenant can address them. Many landlords skip this step entirely — which weakens their position considerably when they try to justify deductions after the fact. If your landlord did not offer a pre-move-out inspection, that omission is worth raising explicitly in your demand letter.

The change brought by AB 12 (effective July 1, 2024) has also created a new category of dispute: landlords still charging two months’ rent as a deposit for new unfurnished leases. If your lease started after July 1, 2024 and you paid more than one month’s rent as a deposit, your landlord may have violated the new cap, and you may be entitled to a refund of the excess plus damages.

Common Mistakes California Tenants Make

Not requesting the pre-move-out inspection. This is one of the most valuable rights California tenants have — the right to know what the landlord plans to deduct before you leave, giving you the chance to clean or repair those specific items. Most tenants never ask for it. Request it in writing as soon as you give notice.

Not leaving a forwarding address in writing. The 21-day clock starts from the date you surrender possession. But tenants sometimes delay receiving their accounting because they didn’t formally notify the landlord of their new address. Put it in writing the day you hand over the keys.

Accepting a partial refund without preserving the right to dispute the rest. If you cash a check labeled “full and final settlement” of your deposit claim, you may inadvertently waive your right to dispute the remaining balance. If you disagree with deductions, note your objection in writing before or when depositing any partial refund.

Tenant Rights Guide: Know Your Rights in Every State — the complete hub for tenant protections, eviction laws, and landlord obligations
California Eviction Notice Requirements — what your landlord must do before starting eviction proceedings in California
California Small Claims Court — how to sue your landlord for a wrongfully withheld deposit without a lawyer
California Wage Theft Laws — California wage laws, overtime rights, and how to recover unpaid wages
California Tenant Rights Guide — complete tenant rights guide for California renters

This article is for informational purposes only and does not constitute legal advice. Laws change; always verify current rules at the source linked above or consult a licensed California attorney. Last reviewed: March 2026.

California Security Deposit Laws: What Landlords Can and Can't Do