Not legal advice. This is a free reference compiled from official government sources. Laws change and local details matter. Confirm every deadline with the official source or a licensed attorney before you rely on it.
Last verified: · Confidence: medium
Connecticut landlord deadlines
Statewide rules for Connecticut. Cities and counties can add their own rules. Statutes and agency pages: cga.ct.gov.
Return the deposit with interest (or an itemized statement of damages) within 21 days after the tenancy ends Verified
Deadline: Within 21 days after move-out
Within 21 days after the tenancy ends (or 15 days after receiving the tenant's written forwarding address, if later), send the full deposit plus accrued interest, or the balance with a written statement itemizing the nature and amount of each damage deduction.
Who it covers: The deadline is 21 days after the tenancy ends or 15 days after the tenant gives a forwarding address in writing, whichever is later. Missing it makes the landlord liable for twice the deposit.
"Not later than twenty-one days after termination of a tenancy or fifteen days after receiving written notification of such tenant's forwarding address, whichever is later, each landlord other than a rent receiver shall deliver to the tenant or former tenant at such forwarding address" cga.ct.gov
"together with a written statement itemizing the nature and amount of such damages. Any landlord who violates any provision of this subsection shall be liable for twice the amount of any security deposit paid by such tenant," cga.ct.gov
Notes: CGS § 47a-21(d). Dated 21 days after move-out; if the tenant's written forwarding address arrives later than 6 days after move-out, the deadline is 15 days after it arrives.
Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction
Put the deposit in an escrow account and tell the tenant the amount and bank within 30 days Verified
Deadline: Deposit into escrow immediately; written notice of the amount and the bank within 30 days after receiving the deposit (or moving it to another bank)
Immediately deposit every security deposit into an escrow account at a financial institution, held for the tenant. Within 30 days after receiving it (or transferring it), give the tenant written notice of the amount held and the name and address of the bank.
"Each landlord shall immediately deposit the entire amount of any security deposit received by such landlord from each tenant into one or more escrow accounts established or maintained in a financial institution for the benefit of each tenant." cga.ct.gov
"The landlord shall provide each tenant with a written notice stating the amount held for the benefit of the tenant and the name and address of the financial institution at which the tenant's security deposit is being held not later than thirty days after the landlord receives a security deposit" cga.ct.gov
Notes: CGS § 47a-21(h).
Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction
Pay deposit interest on each tenancy anniversary (2026 rate 0.49%) Verified
Deadline: Each year on the lease anniversary
On the anniversary date of the tenancy and every year after, pay the tenant interest on the deposit at no less than the Banking Commissioner's deposit index for that year (0.49% for 2026), either in cash or as a credit toward the next rent payment.
Who it covers: All residential landlords except educational institutions housing their own students. No interest is owed for a month in which rent was more than 10 days late, unless a late charge was imposed. Interest accrued before an earlier move-out is due within 21 days.
"On the anniversary date of the tenancy and annually thereafter, such interest shall be paid to the tenant or resident or credited toward the next rental payment due from the tenant or resident, as the landlord or owner shall determine." cga.ct.gov
"the rate for each calendar year shall be not less than the deposit index, as defined in section 36a-26, for that year." cga.ct.gov
"the Commissioner has determined the deposit index for the calendar year 2026 to be 0.49%." portal.ct.gov
"This interest must be paid annually on the anniversary date of a tenancy." portal.ct.gov
Notes: CGS § 47a-21(i); Department of Banking 2026 rate table. The rate changes every calendar year.
Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction
Nonresident owners: file a residential address with the town if it requires one; report changes within 21 days Verified
Deadline: When the town requires it; report any address change within 21 days
If your town requires it, a nonresident owner must report a current residential address (or the agent in charge, for entities) to the tax assessor or other designated office, and report any change within 21 days. Towns may set civil penalties.
Who it covers: Applies only to owners who do not live in Connecticut, and only where the municipality has adopted the requirement. Entities must report the agent in charge and each controlling participant.
"Any municipality may require the nonresident owner or project-based housing provider of occupied or vacant rental real property to report to the tax assessor, or other municipal office designated by the municipality," cga.ct.gov
"notice of the new residential address shall be provided by such nonresident owner, project-based housing provider or agent in charge of the building to the office of the tax assessor or other designated municipal office not more than twenty-one days after the date that the address change occurred." cga.ct.gov
Notes: CGS §§ 47a-6a and 47a-6b.
Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction
After a lead abatement order: post warning signs within 2 days and submit an abatement plan Verified
Deadline: Within 2 days of receiving a lead abatement order (post signs); submit the abatement plan on receipt of the order
If the local health department issues a lead abatement order, post warning signs at the entry within two days, submit a written abatement plan, and begin work only after the plan is approved. Keep intact painted surfaces intact in pre-1978 housing.
Who it covers: Triggered when a child under 6 is found to have an elevated blood lead level and the local health department finds lead hazards. Housing built before 1978.
"The landlord must post signs at the entry of the home within two (2) days of receiving the lead abatement order letter." portal.ct.gov
"The landlord must submit a written lead abatement plan to the Director of Health upon receipt of the lead abatement order." portal.ct.gov
"Lead abatement activities can only begin once the local health department has approved the lead abatement plan." portal.ct.gov
Notes: CT Department of Public Health, For Landlords page (Regs. Conn. State Agencies §§ 19a-111-1 to 19a-111-11 not snapshotted).
Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction
Offer a pre-occupancy walk-through using the state checklist Verified
Deadline: When the lease starts
After the lease is signed and before the tenant moves in, offer a joint walk-through. If the tenant asks for one, use the Department of Housing checklist, note existing conditions, and both sign copies.
"upon or after the entry into a rental agreement but prior to the tenant's occupancy of a dwelling unit, a landlord shall offer such tenant the opportunity to conduct a walk-through of the dwelling unit." cga.ct.gov
Notes: CGS § 47a-7c (since January 1, 2024). Before the tenant moves in (after signing).
Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction
Tell the tenant in writing who manages the property and who receives notices, at or before the start of the tenancy Verified
Deadline: When the lease starts
On or before the start of the tenancy (or when you take over a building), give the tenant in writing the name and address of the property manager and of the person authorized to receive notices and legal papers, and keep it current.
"It is the duty of the landlord or an agent authorized by him, or any successor landlord or such successor's agent to notify the tenant in writing, on or before the commencement of the tenancy," cga.ct.gov
"Such name and address shall be kept current." cga.ct.gov
Notes: CGS § 47a-6.
Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction
Written notice at least 45 days before a rent increase takes effect Verified
Deadline: At least 45 days before the rent increase takes effect
No rent increase is effective unless the tenant got written notice at least 45 days before it takes effect (a full term for leases of a month or less). Increases are not allowed during a lease term.
Who it covers: For a lease with a term of one month or less, the notice must equal one full lease term. The rent cannot be raised during the term of a rental agreement. A tenant's silence is not agreement.
"No rent increase for a dwelling unit shall be effective unless the landlord has given the tenant of such dwelling unit written notice of the proposed increase not less than forty-five days before the day on which the increase is proposed to take effect," cga.ct.gov
"Nothing in this section shall be construed to (1) allow a landlord to increase the rent during the term of a rental agreement," cga.ct.gov
Notes: CGS § 47a-4e.
Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction
Notice to quit: at least 3 days before the lease ends or the date to leave Verified
Deadline: Serve the written notice to quit at least 3 days before the lease ends or the quit date in the notice
To get possession (for example when a lease ends by lapse of time or for nonpayment), serve each tenant a written notice to quit in the statutory form at least three days before the lease ends or the date given in the notice.
Who it covers: Tenants who are 62 or older or have a disability and live in buildings or complexes of 5 or more units can be evicted only for good cause (CGS § 47a-23c). Delivery must be by a proper officer or indifferent person.
"at least three days before the termination of the rental agreement or lease, if any, or before the time specified in the notice for the lessee or occupant to quit possession or occupancy." cga.ct.gov
"this section applies to any tenant who resides in a building or complex consisting of five or more separate dwelling units" cga.ct.gov
Notes: CGS §§ 47a-23 and 47a-23c. Medium: CT eviction notices have several steps and exceptions (good-cause protection, federal notice rules for covered housing); confirm before serving.
Last verified 2026-10-20 · Confidence: medium · Status: verified · Report a correction
Give reasonable written or oral notice before entering; enter only at reasonable times Verified
Deadline: Before each non-emergency entry (reasonable notice; no fixed number of hours in the statute)
Give the tenant reasonable written or oral notice before entering to inspect, repair or show the unit, and enter only at reasonable times, except in an emergency. Do not use entry to harass the tenant.
Who it covers: No fixed number of hours is set in the statute. Entry without consent is allowed only in an emergency, under a court order, if the tenant abandoned the unit, or under § 47a-16a (extended absence).
"The landlord shall give the tenant reasonable written or oral notice of his intent to enter and may enter only at reasonable times, except in case of emergency." cga.ct.gov
"A landlord shall not abuse the right of entry or use such right of entry to harass the tenant." cga.ct.gov
Notes: CGS § 47a-16.
Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction
Keep the unit fit and habitable, with running and hot water and reasonable heat Verified
Deadline: Ongoing requirement with no fixed date
Comply with building and housing codes, make repairs to keep the premises fit and habitable, keep common areas clean and safe, maintain facilities and appliances, and supply running water, reasonable hot water and reasonable heat (unless the tenant controls them).