Firearm law reference

Connecticut Gun Laws: Complete Guide

A practical overview of Connecticut firearm laws affecting private transfers, purchases, carrying, transportation, storage, and ownership.

Connecticut tightly regulates who may acquire firearms and ammunition, how every firearm transfer is authorized and recorded, which firearms and magazines may be possessed, and how handguns may be carried. Narrow exemptions and grandfathered items require close attention to dates and documentation.

Connecticut Gun Law Quick Facts

Start with the three rules most people need. The full comparison table covers the remaining purchase, carry, ownership, and restriction topics.

Minimum purchase age: 18 long guns; 21 handguns
A long-gun eligibility certificate is available from age 18, while a pistol eligibility certificate and handgun acquisition generally require age 21; additional semiautomatic-rifle limits apply under 21. [3][7][2]
Permitless concealed carry: No
Carrying a handgun in public generally requires a Connecticut state pistol permit. [3][7]
Private sale background check: Required
Private transfers generally require an FFL-facilitated DESPP authorization and background check. [7][1]

Swipe horizontally to read the full table.

Law	Status	What it means
FFL required for private transfers	Generally yes	Since September 2023, ordinary private transfers are generally processed through an FFL rather than directly by SLFU. [1][7]
Purchase permit or certificate	Required	A pistol permit or the appropriate handgun or long-gun eligibility certificate is generally required to purchase a firearm. [3][5]
Waiting period	No separate general period	Connecticut replaced its former long-gun waiting period with credential and immediate authorization requirements; delays can still result from permit or check processing. [5][7]
Firearm records and registration	Transfers recorded; some items registered	All firearm transfers use DPS-3-C records, while assault weapons and machine guns have specific state registries. [6][2][8]
Firearm owner license	No general possession license	Credentials are generally required to acquire firearms and ammunition, but Connecticut does not impose a recurring general license merely to keep every ordinary firearm already lawfully owned. [3][7]
State pistol permit	Required for public carry	Residents generally obtain a temporary local permit before the five-year state permit; qualified nonresidents apply to State Police. [3][4]
Open carry	Generally prohibited	Public Act 23-53 generally prohibits openly carrying a firearm, including by pistol-permit holders, subject to limited exceptions. [9][7]
Vehicle carry and storage	Permit or locked transport rules	A permit holder may generally carry a handgun in a vehicle; an unattended handgun must be secured in the trunk, locked safe, or locked glove box. [7][3]
Castle doctrine / duty to retreat	Duty to retreat outside home or workplace	Connecticut requires a person to retreat with complete safety before using deadly force in self-defense, except in their own dwelling or workplace against a non-provoked attack. [12]
Magazine capacity restriction	Over 10 rounds restricted	Connecticut generally prohibits sale, transfer, and possession of magazines capable of accepting more than 10 rounds, subject to declarations and narrow exceptions. [8][5]
Assault weapon restriction	Yes	Connecticut prohibits listed and feature-defined assault weapons unless lawfully grandfathered, certificated, or exempt. [8][9][5]
NFA firearms	Federal and additional state rules	Federal NFA compliance is required, and Connecticut additionally regulates machine guns, assault-weapon configurations, and rate-of-fire enhancements. [2][8][16]
Risk protection order	Yes	Connecticut courts may issue risk protection orders restricting firearm and other deadly-weapon possession. [10][7]
Safe storage law	Yes	Firearms must be securely stored when a minor, prohibited resident, or person posing specified imminent risk is likely to gain access. [7][9]
Lost or stolen reporting	Within 72 hours	An owner generally must report a lost or stolen firearm to the appropriate local or state police within 72 hours after discovery. [8]
State preemption	No broad express preemption	Connecticut has no single broad firearm-preemption statute, so local discharge, sales, and property rules may apply within municipal authority. [7][8]
Transfer record	DPS-3-C required	The parties and dealer must complete the required state transfer documentation; a private bill of sale is not a substitute. [6][5]
Handgun purchase frequency	Generally 3 per 30 days	Connecticut generally limits a person to three handgun purchases within a 30-day period, subject to statutory exceptions. [9][7]

Handgun and Rifle/Shotgun Rules in Connecticut

Connecticut's acquisition credentials, purchase limits, and public-carry rules are written specifically around handguns; long guns follow a separate, generally less restrictive track.

Topic	Handguns	Rifles & shotguns
Minimum age to buy from a licensed dealer	21, with a pistol permit or handgun eligibility certificate	18, with a long-gun eligibility certificateConnecticut separately restricts acquisition of specified semiautomatic centerfire rifles by people under 21. [3][7][2]
Required purchase credential	State pistol permit or pistol/revolver eligibility certificate	Long-gun eligibility certificateA pistol permit also authorizes public carry; eligibility certificates authorize acquisition and transport but not carry. [3][5]
Purchase-frequency limit	Generally 3 handguns per 30-day period	No equivalent statutory purchase-frequency limit [9][7]
Carrying in public	Requires a Connecticut state pistol permit	No separate state carry license for long guns, but open carry of any firearm is generally prohibited [3][9]

GunList actions

Create a Bill of Sale Find an FFL Guns for Sale in Connecticut

Private Firearm Sales in Connecticut

Quick answer

Most private firearm transfers must be processed through a federally licensed dealer. The recipient must hold the appropriate Connecticut credential, the dealer obtains a DESPP authorization after the background check, and the parties complete the state transfer forms. [1][7][6]

Connecticut requires authorization for sales, deliveries, and transfers of firearms. Since September 11, 2023, SLFU no longer directly facilitates ordinary transfers between two private individuals, so an FFL generally contacts DESPP and processes the transaction. [1][7]
The prospective recipient generally must present a valid state pistol permit or the appropriate pistol, revolver, or long-gun eligibility certificate. DESPP conducts the eligibility check and issues the sale authorization number. [3][2][7]
The transferor, transferee, dealer, local police, and DESPP receive or retain the copies required by the DPS-3-C process. The record includes the firearm's identifying information and both parties' identifying and credential information. [6][5]
Narrow temporary, inheritance, regulated-family, dealer, and other statutory exceptions may follow different procedures. Interstate transfers remain subject to federal FFL rules as well as Connecticut eligibility and firearm restrictions. [7][15]

Important notice: A handwritten bill of sale does not replace the Connecticut credential, background check, authorization number, FFL processing, or DPS-3-C record when those requirements apply. [6][7]

Buying a Firearm in Connecticut

A buyer generally needs a valid pistol permit or the appropriate eligibility certificate before acquiring a firearm. The credential application requires identity documentation, fingerprints, criminal-history review, and approved safety training as applicable. [3][4][5]
Pistol and revolver eligibility certificates are available beginning at age 21; long-gun eligibility certificates begin at 18. Connecticut separately restricts specified semiautomatic centerfire rifle transfers to people under 21. [3][7][2]
Connecticut does not impose a separate fixed waiting period after authorization. Its former 14-day long-gun waiting period was replaced by the credential, background-check, and sale-authorization system, although obtaining a credential or resolving a delayed check can take time. [5][7]
Every firearm transaction requires state forms and an authorization number, and Connecticut generally limits a buyer to three handguns in a 30-day period. Eligibility and statutory exceptions should be confirmed before beginning the purchase. [2][6][9]

Firearm Ownership and Prohibited Persons

Connecticut does not require a recurring license merely to retain every ordinary firearm lawfully acquired, but acquisition of firearms and ammunition generally requires a current permit or certificate and certain regulated firearms require registration. [3][2][8]
State law prohibits firearm possession by people convicted of felonies and specified misdemeanors, people subject to qualifying restraining or risk protection orders, and people within specified mental-health and juvenile adjudication categories. Federal prohibitions apply independently. [2][3][8]
A permit or eligibility certificate may be denied or revoked when a disqualifier applies. Anyone whose record may trigger a prohibition should resolve both Connecticut and federal eligibility before acquiring or possessing a firearm or ammunition. [3][10]

Carrying a Firearm in Connecticut

A person generally must hold a Connecticut state pistol permit to carry a handgun in public. A resident ordinarily applies first to the local police department, resident state trooper, or first selectman for a temporary permit and then obtains the five-year state permit from DESPP. [3][4]
Qualified nonresidents may apply directly to Connecticut State Police and generally must already hold a carry permit from another recognized United States jurisdiction. Connecticut does not automatically recognize another state's permit for carry within Connecticut. [3][4]
Public Act 23-53 generally prohibits open carry, including by a pistol-permit holder. Limited exceptions address specified activities, property, employment, and brief accidental exposure; intentional display remains legally sensitive. [9][7]
A pistol permit does not authorize carry in every location or override private-property control. Permit holders must also comply with weapon-specific, magazine, intoxication, school, government-property, and federal restrictions. [7][8]

Self-Defense and the Castle Doctrine in Connecticut

Quick answer

Connecticut recognizes a constitutional right to bear arms in defense of oneself and the state, and its self-defense statute justifies deadly force in specified circumstances, but Connecticut still imposes a duty to retreat with complete safety before using deadly force outside a person's own dwelling or workplace. Connecticut has no civil-immunity statute for justified self-defense, so a civil lawsuit remains possible even after a criminal justification finding. [11][12]

Connecticut Constitution, Article First, Section 15 states: "Every citizen has a right to bear arms in defense of himself and the state." Connecticut courts have read this as permitting reasonable legislative regulation of that right rather than guaranteeing possession of any weapon of a person's choosing. [11]
Connecticut General Statutes Section 53a-19 justifies using physical force, including deadly force, when a person reasonably believes it necessary to defend against another's imminent use of physical force, subject to a subjective-objective reasonableness test. A person may not use deadly force if they know they can retreat with complete safety, except that retreat is not required in the person's own dwelling or place of work if the person was not the initial aggressor there. [12]
Connecticut General Statutes Section 53a-20 separately addresses defense of premises: a person in possession or control of premises may use reasonable, non-deadly force to stop a criminal trespass, and may escalate to deadly force only when justified under Section 53a-19, to stop an attempted arson or violent felony, or to stop a forcible unlawful entry into the person's dwelling or place of work for the sole purpose of ending that entry. [13][12]
Unlike a stand-your-ground state, Connecticut's duty to retreat continues to apply in public and in most other locations outside a person's own home or workplace, so the availability of safe retreat is a central issue in any Connecticut self-defense case involving deadly force away from those locations. [12]

Important notice: Connecticut has no statute granting civil immunity for the use of force in self-defense, so even a person who is not charged, or who is acquitted, on criminal justification grounds can still face a civil lawsuit for the same conduct. Every self-defense situation is fact-specific and high-stakes; get individualized legal advice before relying on any of this content in an actual confrontation. [14][12]

Transporting Firearms in Connecticut

A valid Connecticut pistol permit generally authorizes concealed handgun carry in a vehicle, subject to restricted places and conduct rules. An eligibility certificate authorizes purchase and transport to a residence or business but is not a carry permit. [3][7]
A person relying on a statutory transport exception rather than a carry permit should keep the handgun unloaded and secured as the applicable exception requires while traveling directly between authorized locations. [7]
An unattended handgun generally must be in the locked trunk, a locked safe, or a locked glove box. Assault weapons and large-capacity magazines have more restrictive transport conditions, including locked-container and ammunition rules. [7][8]
Federal safe-passage protection under 18 U.S.C. 926A has specific unloaded and inaccessible-transport conditions and does not authorize possession at an unlawful origin or destination. [17]

Restricted Firearms and Accessories

Connecticut prohibits listed and feature-defined assault weapons unless the firearm is lawfully grandfathered, covered by a certificate of possession, or within a narrow statutory exception. Public Act 23-53 expanded the definitions and established deadlines for newly covered 2023 assault weapons. [8][9][5]
A large-capacity magazine generally means a device capable of accepting more than 10 rounds. Sale, transfer, and possession are generally prohibited, while qualifying pre-ban magazines required timely declaration and remain subject to use and transport restrictions. [8][5]
Connecticut residents possessing machine guns must register them with SLFU upon receipt and annually thereafter. Select-fire firearms may also fall within the assault-weapon ban, and rate-of-fire enhancements such as bump stocks, trigger cranks, and binary triggers are prohibited. [2][8]
Suppressors and other NFA items require the federal approval and registration process. Connecticut configuration, assault-weapon, machine-gun, transfer, and possession rules apply in addition to federal law. [2][8][16]
Connecticut's risk protection order process allows a court to prohibit a person from acquiring or possessing firearms and other deadly weapons when the statutory standard and procedures are satisfied. [10][7]

Safe Storage, Minors, and Lost Firearms

A firearm must be securely stored when the owner knows or should know that a minor is likely to gain access without permission, a prohibited resident is likely to gain access, or a resident poses a specified risk of imminent personal injury. Carrying the firearm or using a qualifying locked method can satisfy the statute. [7][9]
Connecticut separately regulates firearms left in unattended vehicles. A handgun must generally be kept in the trunk, a locked safe, or a locked glove box; later amendments expanded vehicle-storage protection for other firearms and ammunition in specified circumstances. [7][9]
A person who lawfully possessed a firearm that is lost or stolen generally must report it within 72 hours after discovering or reasonably being expected to discover the loss to the local police or the state police troop with jurisdiction. [8]

Where Firearms May Be Restricted

Connecticut restricts firearms on school property, in courthouses and other secured government facilities, in correctional institutions, and in other places covered by state or federal law. Exceptions are limited and role-specific. [7][8]
Private property owners and businesses may prohibit firearms. A state pistol permit does not create a right to remain armed after legally sufficient notice or in a place where another law prohibits possession. [7]
Assault weapons and declared large-capacity magazines may be possessed only at or transported between specified authorized locations and under special transport conditions. [8][5]
Check the law and current policies for the exact school, campus, park, government building, workplace, or event before carrying or transporting a firearm there. [7][8]

Local Firearm Laws and State Preemption

Connecticut has no single broad statute preempting every local firearm ordinance. Municipal authority is still limited by state statutes, home-rule principles, and court decisions, so the validity of a local rule depends on its subject and conflict with state law. [7][8]
Municipalities may regulate matters such as firearm discharge, local property, and aspects of firearm sales within their lawful authority. State permits and certificates do not necessarily override those local rules. [7][8]
Check current town and city ordinances before discharge, carry on municipal property, operation of a firearm business, or any activity that local law may address. [7][8]

Before Completing a Private Firearm Sale in Connecticut

Use a Connecticut FFL for an ordinary private transfer and confirm the dealer will process the specific firearm before meeting. [1][7]
Verify that the recipient holds the correct current pistol permit or eligibility certificate and meets the firearm-specific age requirement. [3][7]
Obtain DESPP authorization and complete every required DPS-67-C and DPS-3-C copy through the dealer. [2][6]
Confirm that the firearm is not a prohibited assault weapon and that no transferred magazine exceeds Connecticut's lawful capacity rules. [8][5]
Check the three-handgun-per-30-day limit and any exception before attempting another handgun purchase. [9][7]
Retain the transfer paperwork and store the firearm securely under Connecticut's home and vehicle requirements. [6][7]

Official Connecticut Firearm Law Resources

Connecticut Special Licensing and Firearms Unit

Official permit, eligibility-certificate, firearm-transfer, dealer, assault-weapon, and magazine resources.

Connecticut State Police

Connecticut State Pistol Permit

Official resident, nonresident, temporary-permit, training, eligibility, fee, and renewal information.

Connecticut State Police

Firearms and Permit Forms

Official purchase, transfer, permit, eligibility-certificate, assault-weapon, and magazine forms.

Connecticut State Police

Connecticut Firearms Statutes

Current statutes governing permits, transfers, storage, vehicles, eligibility certificates, and authorization.

Connecticut General Assembly

Connecticut Constitution, Article First, Section 15

State constitutional right to bear arms in defense of oneself and the state.

State of Connecticut

Connecticut General Statutes Section 53a-19

Self-defense justification statute, including Connecticut's duty-to-retreat rule and dwelling/workplace exception.

Connecticut General Assembly

Connecticut General Statutes Section 53a-20

Defense-of-premises statute governing when non-deadly and deadly force may be used to stop a trespass.

Connecticut General Assembly

Castle Doctrine and Self Defense in Civil Cases

Legislative research report confirming Connecticut has no civil-immunity statute for justified self-defense.

Connecticut General Assembly, Office of Legislative Research

Connecticut Assault Weapon and Magazine Statutes

Current criminal statutes covering assault weapons, magazines, machine guns, prohibited possession, and lost firearms.

Connecticut General Assembly

Connecticut Risk Protection Orders

Official court information concerning applications, hearings, restrictions, and forms for risk protection orders.

Connecticut Judicial Branch

Connecticut Gun Law FAQ

Can you carry a gun without a permit in Connecticut?

Generally no. Public handgun carry requires a Connecticut state pistol permit, and open carry is generally prohibited. Narrow statutory exceptions apply to specified people, locations, and activities.

[3][9][7]

Are background checks required for private gun sales in Connecticut?

Yes for ordinary private transfers. A Connecticut FFL generally processes the transfer, requests DESPP authorization after a background check, and completes the state forms. Narrow statutory exceptions may follow different procedures.

[1][7][6]

Do you need a permit to buy a gun in Connecticut?

Generally yes. A buyer must hold a valid Connecticut pistol permit or the appropriate eligibility certificate for pistols, revolvers, or long guns. The credential does not eliminate the transaction-specific background check and authorization.

[3][5][2]

Can you carry a gun in your vehicle in Connecticut?

A state pistol permit generally authorizes concealed handgun carry in a vehicle. Without a carry permit, transport must fit a statutory exception. An unattended handgun generally must be secured in the trunk, locked safe, or locked glove box.

[3][7]

Is open carry legal in Connecticut?

Generally no. Public Act 23-53 prohibits a person from knowingly carrying a firearm openly, including when the person has a pistol permit, subject to narrow statutory exceptions.

[9][7]

How old do you have to be to buy a gun in Connecticut?

A person generally must be 21 to acquire a handgun and may obtain a long-gun eligibility certificate at 18. Connecticut additionally restricts acquisition of specified semiautomatic centerfire rifles by people under 21.

[3][7][2]

Does Connecticut have a waiting period to buy a gun?

Connecticut has no separate general fixed waiting period under its current credential and authorization system. A firearm still cannot be delivered until the buyer has the required credential and DESPP approves the transaction.

[5][7][2]

Are suppressors legal in Connecticut?

Suppressors may generally be possessed after federal NFA approval if no Connecticut firearm, configuration, transfer, or prohibited-person rule is violated. Machine guns, select-fire firearms, and rate-of-fire devices have additional Connecticut restrictions.

[2][8][16]

Does Connecticut limit firearm magazine capacity?

Yes. Connecticut generally prohibits magazines capable of accepting more than 10 rounds. Properly declared grandfathered magazines and narrow exempt uses remain subject to special possession, loading, and transport rules.

[8][5]

Where is firearm carry prohibited in Connecticut?

Restrictions include schools, courthouses, secured government facilities, correctional institutions, federal property, and private property where firearms are prohibited. Assault weapons and large-capacity magazines have additional location limits.

[7][8]

Does Connecticut recognize concealed carry permits from other states?

No automatic reciprocity applies. A qualified nonresident must obtain a Connecticut nonresident state pistol permit, generally after presenting a carry permit from another recognized United States jurisdiction.

[3][4]

Is a bill of sale enough for a private gun sale in Connecticut?

No. Most private transfers require FFL processing, DESPP authorization, a background check, and the required state forms. A separate bill of sale may supplement but cannot replace those records.

[1][6][7]

Does Connecticut have a stand-your-ground or castle doctrine law?

Not statewide. Connecticut still imposes a duty to retreat with complete safety before using deadly force in self-defense, except in a person's own dwelling or workplace against an attacker who was not provoked by that person. Connecticut also has no civil-immunity statute for justified self-defense, so a civil lawsuit remains possible even after a criminal justification finding.

[12][14]

Who is prohibited from possessing a firearm in Connecticut?

Connecticut prohibits firearm possession by people convicted of felonies and specified misdemeanors, people subject to qualifying restraining or risk protection orders, and people within specified mental-health and juvenile adjudication categories, in addition to independent federal prohibitions. A permit or eligibility certificate can be denied or revoked when a disqualifier applies.

[2][3][8]

Can a nonresident buy a gun in Connecticut?

For a handgun, federal law generally requires the buyer to complete the purchase in their state of residence, so a nonresident buying a Connecticut handgun still generally needs a Connecticut credential such as a nonresident state pistol permit. A nonresident may buy a rifle or shotgun from a Connecticut FFL if the sale is lawful in both the buyer's home state and Connecticut.

[3][15]

How do you renew a Connecticut state pistol permit?

DESPP mails or emails a renewal notice before the permit's five-year expiration date, and a holder may generally renew during a window that opens 90 days before expiration and stays open for 90 days after. Renewal is generally simpler than the initial application and does not require retaking the safety course, but the fee and application must still be submitted before the grace period ends.

[3][4]

Do you have to register your guns in Connecticut?

There is no general firearm-registration requirement merely to own an ordinary handgun, rifle, or shotgun. Connecticut does require registration of machine guns with SLFU upon receipt and annually thereafter, and certain assault weapons required a timely certificate-of-possession declaration to remain lawfully possessed.

[2][8]

How do you sell a gun in Connecticut?

A seller generally must use a Connecticut FFL to process the transfer, which requests DESPP authorization after confirming the buyer's credential and running the required background check, and completes the state DPS-3-C transfer paperwork. A private handwritten bill of sale does not replace those steps.

[1][6][7]

Sources

Educational information only, not legal advice.

GunList does not provide legal advice and does not guarantee that this guide covers every law, exception, court ruling, or local ordinance. Laws and court orders can change quickly. Verify current requirements through official government sources or consult a qualified attorney before possessing, carrying, buying, selling, or transporting a firearm, or before relying on any self-defense or castle-doctrine provision.

Reading or using this guide does not create an attorney-client relationship with GunList, and GunList disclaims liability for any loss or harm arising from reliance on this content. A criminal-law justification for using force does not guarantee protection from civil liability; use-of-force outcomes are fact-specific and high-stakes, so consult a qualified attorney before acting.