Connecticut Rent Increase Calculator 2026
How much can rent increase in Connecticut? Enter the current and proposed rent, then review the applicable statewide rule, notice baseline, exemptions, local-rule checks and official source before serving a notice.
Connecticut rent increase quick answer
Rule: No general statewide percentage cap is configured for ordinary private-market rentals.
Who it applies to: Coverage depends on the property, tenancy type, lease terms, exemptions and any local ordinance or regulated-housing program.
Notice requirement: 45 days is the current baseline for the sample inputs; tenancy and local law can change it.
Last verified: 2026-09-13
Official source: Linked below.
Connecticut rent increase rule
Connecticut requires written notice of a proposed rent increase at least 45 days before it takes effect, except leases of one month or less use notice equal to a full lease term. A fixed-term rental agreement cannot be overridden by this notice rule.
Reference: Connecticut General Statutes § 47a-4e
Source verified: 2026-09-13 · This primary source governs the state-level rule record used by connected Max Rental Tools workflows.
Official government source Editorial & verification policyConnected Connecticut rental tools
This guide is connected to the same dependency graph used by the calculator, rent-increase notice/PDF workflow, related articles, local guides and translated document pages. A verified rule change can therefore be traced to every downstream surface that may require review.
Common Connecticut rent increase questions
How much can a landlord raise rent in Connecticut?
No statewide percentage cap is configured in this tool for Connecticut. Lease terms, notice rules and local ordinances may still restrict an increase.
How much notice is required for a rent increase in Connecticut?
The calculator currently shows a baseline of 45 days for the sample inputs. Tenancy length, increase size, lease terms and local law can require a different period.
Can a landlord raise rent during a lease in Connecticut?
A fixed-term lease can restrict when rent changes take effect. Review the lease plus current state and local law before serving a notice.