What is the maximum security deposit?

How the answer differs across 3 jurisdictions

GermanyFull article
The Short Answer

In Germany, the maximum security deposit a landlord may require is three times the monthly base rent — excluding operating costs (like heating or waste disposal) listed as a flat rate or advance payment.

3×
Maximum deposit: three times the monthly base rent
3 months
Required notice period for savings account investment
0%
Landlord may not keep interest earned on deposit
3
Number of equal monthly installments allowed for payment
US-CaliforniaFull article
The Short Answer

In California, your landlord can charge up to two months’ rent for an unfurnished unit or three months’ rent for a furnished unit as a security deposit.

2 months' rent
Max for unfurnished
3 months' rent
Max for furnished
21 days
Return deadline
$0
No interest required
US-New YorkFull article
The Short Answer

In New York, a landlord may charge a security deposit of no more than one month’s rent for most residential leases.

$0
Deposit cap for rent-stabilized units with no vacancy increase
1 month
Max deposit for most leases
14 days
Deadline to return deposit
5% interest
Min interest rate (if held > $5k)

Read Full Articles

GermanyWhat is the maximum allowed security deposit in Germany?US-CaliforniaHow much can my landlord charge for a security deposit in California?US-New YorkWhat is the maximum security deposit a landlord can charge in New York?

Not legal advice. This article is general information based on publicly available sources, written for educational purposes. Laws change and individual situations vary. Consult a licensed attorney in your jurisdiction before acting on anything you read here. Last reviewed: June 2026.