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Connecticut Security Deposit Laws & Renter Rights

Your plain-English guide to Connecticut's deposit return deadlines, statutory caps, itemization rules, interest requirements, and penalties for wrongful withholding — sourced from Conn. Gen. Stat. § 47a-21.

State guide

Connecticut security deposit law

Reviewed 2025-01

Connecticut requires annual interest on all deposits. Tenants 62 and older may not be charged more than one month's rent.

Deposit return deadline

30 days (or 15 days after receiving forwarding address, whichever is later)

Maximum deposit

2 months' rent (1 month if tenant is 62+)

Itemized notice required

Yes — itemized written statement

Interest on deposit

Yes — annual interest paid each year (rate set by Banking Commissioner)

Penalty for wrongful withholding

Up to 2x the amount wrongfully withheld

Primary statute

Conn. Gen. Stat. § 47a-21

Read official source

Educational summary only — not legal advice. Statutes change; verify with the official source above or consult a tenant rights attorney before taking action.

What to do at move-out in Connecticut

Whether you're a long-time Connecticut renter or moving out for the first time, following the right steps protects your deposit. Here's what Connecticut law (and common best practice) recommends:

Document the unit's condition

Take timestamped photos and a walk-through video of every room before handing over the keys. Connecticut courts give significant weight to dated visual evidence.

Provide a written forwarding address

In Connecticut, your landlord must send the deposit (or itemized notice) within 30 days (or 15 days after receiving forwarding address, whichever is later). Sending your forwarding address in writing — and keeping a copy — starts that clock.

Request the itemized statement

Yes — itemized written statement. If you don't receive one in time, you may be entitled to your full deposit back regardless of the unit's condition.

Know the penalties

Up to 2x the amount wrongfully withheld. Many landlords return deposits faster once they realize the cost of bad-faith retention.

If your Connecticut landlord wrongfully withholds your deposit

  1. 1Send a formal demand letter. Cite Conn. Gen. Stat. § 47a-21 and the 30 days (or 15 days after receiving forwarding address, whichever is later) deadline. Send it by certified mail with return receipt.
  2. 2Give a reasonable response window. Typically 7–14 days. Many disputes resolve at this stage once the landlord realizes you understand the law.
  3. 3File in small claims court. Connecticut small claims is designed for non-lawyers. Bring your photos, lease, demand letter, and any communications.

Free Connecticut demand letter (PDF)

Pre-filled with Conn. Gen. Stat. § 47a-21 and the 30 days (or 15 days after receiving forwarding address, whichever is later) return deadline.

A formal demand letter is the single most effective free step you can take. Many Connecticut landlords return deposits within days of receiving a letter that cites the correct statute and threatens small claims court. Fill in the fields below, then download a print-ready PDF — nothing is sent or stored on our servers.

Educational template only — not legal advice. Send by certified mail with return receipt for proof of delivery. Verify the statute citation and current return deadline on the official source linked above before mailing.

Connecticut tenant rights resources

Free official help if your landlord won't return your deposit.

Before filing a lawsuit, most Connecticut renters can resolve a deposit dispute by contacting their state Attorney General's consumer protection unit, getting a free consultation from a legal aid attorney, or filing a low-cost small claims case. Below are the official, no-cost resources we recommend reviewing first.

Connecticut Attorney General — Consumer / Tenant Protection

Most state AG offices have a consumer protection division that handles landlord–tenant complaints, including wrongful deposit withholding.

Connecticut Legal Aid & Free Tenant Help

Income-eligible renters can often get free legal advice or representation for security deposit disputes through legal aid organizations.

Connecticut Small Claims Court

Small claims court is designed for non-lawyers. In most states you can sue a landlord for an unreturned deposit (typically up to $5,000–$10,000) for a small filing fee.

Connecticut Statute & Tenant Handbook

Read the underlying law (Conn. Gen. Stat. § 47a-21) and any official tenant handbook published by your state housing agency or AG.

External links open in a new tab. We are not affiliated with these organizations and cannot guarantee the accuracy of third-party information. Always verify with the official source before acting.

Educational summary only — not legal advice.

State statutes change. Always verify current rules with the official source linked above and consider consulting a tenant rights attorney or your local legal aid office before filing a claim.