Landlord Tools

Delaware Security Deposit Law

What landlords in Delaware need to know about deposit limits, refund deadlines, interest, and penalties for getting it wrong.

Deposit cap

1 month's rent (no cap for leases under 1 year in some cases)

Refund deadline

20 days

Interest required?

No

No statewide interest requirement.

Separate account?

Yes

Penalty for noncompliance

Noncompliance can result in double damages.

Statute: Del. Code tit. 25, § 5514

This page summarizes general state-level rules as of 2026 and does not cover city or county ordinances, which can be stricter. Verify against the statute cited above or with a local attorney before relying on it. See all states.