Can I serve a Connecticut notice by certified mail?

mail is not the prescribed method: the notice to quit must be formally served, typically by a state marshal who returns proof of service (CGS § 47a-23). Certified Mail creates the dated record; count any extra days your statute adds for mailed service.

Is this legal advice?

No. This page summarizes Connecticut notice rules with citations so you can verify them, but statutes change and local ordinances can add requirements. For an eviction or any contested situation, have a Connecticut landlord-tenant attorney review your notice before you serve it.

What happens if I give less notice than Connecticut requires?

A defective notice is the most common way landlords lose time: a court can treat a short or improperly served notice as void, which means starting the clock over. Count days from when notice is properly served, add any days your state requires for mailed service, and keep dated proof of mailing.

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State guide

Connecticut notice to vacate: notice periods and mailing rules

How much notice Connecticut requires to end a tenancy or demand overdue rent, what the statute says about serving notice, and a template you can mail with proof.

Published Jul 2, 2026

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How much notice is required in Connecticut?

For a month-to-month tenancy, connecticut has no fixed 30-day rule: each month of a month-to-month tenancy is a separate term, and the landlord terminates via a notice to quit for lapse of time under CGS § 47a-23. Per the Judicial Branch landlord guide, the notice must give at least 3 full days AND at least until the end of the current rental period. (CGS § 47a-23, CGS § 47a-15a, CGS § 47a-23c)

If your lease requires more notice than the statute, the lease controls. Count days from the date notice is properly served, not the date you write it. Statutes change — verify the current text before serving, and treat this as a starting point, not a substitute for the statute.

Nonpayment of rent notice in Connecticut

rent is not legally delinquent until a 9-day grace period runs (4 days for week-to-week) under CGS § 47a-15a; only after that may the landlord serve a notice to quit giving at least 3 full days (CGS § 47a-23). The pre-suit cure notice under CGS § 47a-15 expressly does not apply to nonpayment.

Nonpayment notices are the strictest documents in landlord-tenant law: the wording, the cure period, and the service method often come straight from the statute, and a defective notice restarts the whole clock. Where your state publishes required form language, use it verbatim.

Serving notice by mail in Connecticut

mail is not the prescribed method: the notice to quit must be formally served, typically by a state marshal who returns proof of service (CGS § 47a-23).

Whichever method you use, keep dated proof. Certified Mail gives you a USPS record of when the notice was mailed and delivered — the fact an eviction case usually turns on.

Local rules and exceptions

no statewide rent control, but fair rent commissions in many municipalities can review excessive rents, and CGS § 47a-23c bars lapse-of-time (no-cause) evictions of tenants who are 62 or older, blind, or disabled in buildings of 5 or more units and mobile home parks.

Local ordinances can add further requirements on top of state law — check the rules for the property's city and county before serving.

Connecticut notice to vacate template (copy and edit)

This sample notice works for a Connecticut tenancy once you confirm the notice period above and any wording your statute or lease requires. Replace the bracketed fields, count the days carefully, and keep a copy of everything.

Use this template

[Date]

[Tenant Name(s)]
[Property Address, Unit]
[City, CT ZIP]

Re: Notice to vacate — [Property Address, Unit]

Dear [Tenant Name(s)],

This letter is your written notice that your tenancy at [Property Address, Unit] will end on [Termination Date], in accordance with your rental agreement and Connecticut law. Please vacate and return all keys by that date.

[If month-to-month: This notice is given at least [Notice Period] days before the termination date, as required for a month-to-month tenancy in Connecticut.]

Please leave the unit in the condition required by your lease, and provide a forwarding address for the return of your security deposit and any required documentation.

If you have questions about this notice, contact me at [Phone / Email].

This notice is delivered by [first-class / certified] mail.

Sincerely,

[Landlord / Property Manager Name]
[Signature]
[Company, if any]
[Mailing Address]
[Phone / Email]

Fill it in, sign it, and PostalForm prints and mails it — you see the exact PDF and the exact price before anything sends, and Certified Mail adds a dated USPS delivery record.

Sources

Statutes change. Verify the current text of the statute and any local ordinance before serving a notice, and talk to a Connecticut landlord-tenant attorney when the stakes are high. This page is general information, not legal advice.

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FAQs

How much notice does a landlord have to give in Connecticut?: Connecticut has no fixed 30-day rule: each month of a month-to-month tenancy is a separate term, and the landlord terminates via a notice to quit for lapse of time under CGS § 47a-23. Per the Judicial Branch landlord guide, the notice must give at least 3 full days AND at least until the end of the current rental period. (CGS § 47a-23, CGS § 47a-15a, CGS § 47a-23c) If the lease requires more notice, the lease controls. Verify the current statute before serving.
How many days does a tenant get to pay overdue rent in Connecticut?: rent is not legally delinquent until a 9-day grace period runs (4 days for week-to-week) under CGS § 47a-15a; only after that may the landlord serve a notice to quit giving at least 3 full days (CGS § 47a-23). The pre-suit cure notice under CGS § 47a-15 expressly does not apply to nonpayment. Check the statute cited on this page for the exact wording and service requirements.
Can I serve a Connecticut notice by certified mail?: mail is not the prescribed method: the notice to quit must be formally served, typically by a state marshal who returns proof of service (CGS § 47a-23). Certified Mail creates the dated record; count any extra days your statute adds for mailed service.
Is this legal advice?: No. This page summarizes Connecticut notice rules with citations so you can verify them, but statutes change and local ordinances can add requirements. For an eviction or any contested situation, have a Connecticut landlord-tenant attorney review your notice before you serve it.
What happens if I give less notice than Connecticut requires?: A defective notice is the most common way landlords lose time: a court can treat a short or improperly served notice as void, which means starting the clock over. Count days from when notice is properly served, add any days your state requires for mailed service, and keep dated proof of mailing.

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Upload the signed notice as a PDF, preview every page, and see the exact price before you pay. Certified Mail adds a dated delivery record.