Sec. 53-206. Carrying of dangerous weapons prohibited. (a) Any person who carries upon one's person any BB. gun, blackjack, metal or brass knuckles, or any dirk knife, or any switch knife, or any knife having an automatic spring release device by which a blade is released from the handle, having a blade of over one and one-half inches in length, or stiletto, or any knife the edged portion of the blade of which is four inches or over in length, any police baton or nightstick, or any martial arts weapon or electronic defense weapon, as defined in section 53a-3, or any other dangerous or deadly weapon or instrument, shall be fined not more than five hundred dollars or imprisoned not more than three years or both. Whenever any person is found guilty of a violation of this section, any weapon or other instrument within the provisions of this section, found upon the body of such person, shall be forfeited to the municipality wherein such person was apprehended, notwithstanding any failure of the judgment of conviction to expressly impose such forfeiture.
(b) The provisions of this section shall not apply to (1) any officer charged with the preservation of the public peace while engaged in the pursuit of such officer's official duties; (2) the carrying of a baton or nightstick by a security guard while engaged in the pursuit of such guard's official duties; (3) the carrying of a knife, the edged portion of the blade of which is four inches or over in length, by (A) any member of the armed forces of the United States, as defined in section 27-103, or any reserve component thereof, or of the armed forces of this state, as defined in section 27-2, when on duty or going to or from duty, (B) any member of any military organization when on parade or when going to or from any place of assembly, (C) any person while transporting such knife as merchandise or for display at an authorized gun or knife show, (D) any person who is found with any such knife concealed upon one's person while lawfully removing such person's household goods or effects from one place to another, or from one residence to another, (E) any person while actually and peaceably engaged in carrying any such knife from such person's place of abode or business to a place or person where or by whom such knife is to be repaired, or while actually and peaceably returning to such person's place of abode or business with such knife after the same has been repaired, (F) any person holding a valid hunting, fishing or trapping license issued pursuant to chapter 490 or any salt water fisherman carrying such knife for lawful hunting, fishing or trapping activities, or (G) any person while participating in an authorized historic reenactment; (4) the carrying by any person enrolled in or currently attending, or an instructor at, a martial arts school of a martial arts weapon while in a class or at an authorized event or competition or while transporting such weapon to or from such class, event or competition; (5) the carrying of a BB. gun by any person taking part in a supervised event or competition of the Boy Scouts of America or the Girl Scouts of America or in any other authorized event or competition while taking part in such event or competition or while transporting such weapon to or from such event or competition; and (6) the carrying of a BB. gun by any person upon such person's own property or the property of another person provided such other person has authorized the carrying of such weapon on such property, and the transporting of such weapon to or from such property.

Sec. 53-206b. Unlawful training in use of firearms, explosive or incendiary devices or techniques capable of causing injury. Class C felony. (a) As used in this section:
(1) "Civil disorder" means a public disturbance involving acts of violence by a group of three or more persons which causes an immediate danger of or results in damage to the property of or injury to any other person.
(2) "Explosive or incendiary device" means (A) dynamite and all other forms of high explosives, (B) any explosive bomb, grenade, missile or similar device, and (C) any incendiary bomb or grenade, fire bomb or similar device, including any device which (i) consists of or includes a breakable container which contains a flammable liquid or compound and a wick composed of any material which, when ignited, is capable of igniting such flammable liquid or compound, and (ii) can be carried or thrown by an individual.
(3) "Firearm" means a firearm as defined in section 53a-3.
(b) No person shall (1) teach or demonstrate to any person the use, application or making of any firearm, explosive or incendiary device, or technique capable of causing injury or death to a person, knowing or intending that such firearm, explosive, incendiary device or technique will be unlawfully employed for use in, or in furtherance of, a civil disorder; or (2) assemble with one or more persons for the purpose of training with, practicing with or being instructed in the use of any firearm, explosive or incendiary device, or technique capable of causing injury or death to a person, intending to employ unlawfully such firearm, explosive, incendiary device or technique for use in, or in furtherance of, a civil disorder.
(c) Any person who violates any provision of this section shall be guilty of a class C felony.
(d) Nothing in this section shall make unlawful any act of any peace officer, as defined in section 53a-3, performed in the lawful discharge of his official duties.  

Sec. 53-206d. Carrying of firearm while under the influence of intoxicating liquor or drug prohibited. Class B misdemeanor. (a)(1) No person shall carry a pistol, revolver, machine gun, shotgun, rifle or other firearm, which is loaded and from which a shot may be discharged, upon his person (A) while under the influence of intoxicating liquor or any drug, or both, or (B) while the ratio of alcohol in the blood of such person is ten-hundredths of one per cent or more of alcohol, by weight.
(2) Any person who violates any provision of this subsection shall be guilty of a class B misdemeanor.
(b) (1) No person shall engage in hunting while under the influence of intoxicating liquor or any drug, or both, or while impaired by the consumption of intoxicating liquor. A person shall be deemed under the influence when at the time of the alleged offense the person (A) is under the influence of intoxicating liquor or any drug, or both, or (B) has an elevated blood alcohol content. For the purposes of this subdivision, "elevated blood alcohol content" means (i) a ratio of alcohol in the blood of such person that is ten-hundredths of one per cent or more of alcohol, by weight, or (ii) if such person has been convicted of a violation of this subsection, a ratio of alcohol in the blood of such person that is seven-hundredths of one per cent or more of alcohol, by weight. A person shall be deemed impaired when at the time of the alleged offense the ratio of alcohol in the blood of such person was more than seven-hundredths of one per cent of alcohol, by weight, but less than ten-hundredths of one per cent of alcohol, by weight.
(2) Any person who violates any provision of this subsection shall be guilty of a class A misdemeanor.
(3) Enforcement officers of the Department of Environmental Protection are empowered to arrest for a violation of the provisions of this subsection.  

Sec. 53a-7. Effect of intoxication. Intoxication shall not be a defense to a criminal charge, but in any prosecution for an offense evidence of intoxication of the defendant may be offered by the defendant whenever it is relevant to negate an element of the crime charged, provided when recklessness or criminal negligence is an element of the crime charged, if the actor, due to self-induced intoxication, is unaware of or disregards or fails to perceive a risk which he would have been aware of had he not been intoxicated, such unawareness, disregard or failure to perceive shall be immaterial. As used in this section, "intoxication" means a substantial disturbance of mental or physical capacities resulting from the introduction of substances into the body.

Sec. 53a-8. Criminal liability for acts of another. (a) A person, acting with the mental state required for commission of an offense, who solicits, requests, commands, importunes or intentionally aids another person to engage in conduct which constitutes an offense shall be criminally liable for such conduct and may be prosecuted and punished as if he were the principal offender.
(b) A person who sells, delivers or provides any firearm, as defined in subdivision (19) of section 53a-3, to another person to engage in conduct which constitutes an offense knowing or under circumstances in which he should know that such other person intends to use such firearm in such conduct shall be criminally liable for such conduct and shall be prosecuted and punished as if he were the principal offender.

Sec. 53a-212. Stealing a firearm. Class D felony. (a) A person is guilty of stealing a firearm when, with intent to deprive another of his firearm or to appropriate the same to himself or a third party, he wrongfully takes, obtains or withholds a firearm, as defined in subdivision (l9) of section 53a-3.
(b) Stealing a firearm is a class D felony.

Sec. 53a-217. Criminal possession of a firearm or electronic defense weapon: Class D felony. (a) A person is guilty of criminal possession of a firearm or electronic defense weapon when such person possesses a firearm or electronic defense weapon and (1) has been convicted of a felony, (2) has been convicted as delinquent for the commission of a serious juvenile offense, as defined in section 46b-120, (3) knows that such person is subject to a restraining or protective order issued by a court, after notice and an opportunity to be heard has been provided to such person, in a case involving the use, attempted use or threatened use of physical force against another person, or (4) knows that such person is subject to a firearms seizure order issued pursuant to subsection (d) of section 29-38c after notice and an opportunity to be heard has been provided to such person. For the purposes of this section, "convicted" means having a judgment of conviction entered by a court of competent jurisdiction.

(b) Criminal possession of a firearm or electronic defense weapon is a class D felony, for which two years of the sentence imposed may not be suspended or reduced by the court.  

 Sec. 53a-217a. Criminally negligent storage of a firearm: Class D felony. (a) A person is guilty of criminally negligent storage of a firearm when he violates the provisions of section 29-37i and a minor obtains the firearms and causes the injury or death himself or any other person. For the purposes of this section, “minor” means any person under the age of sixteen years.

(b) The provisions of this section shall not apply if the minor obtains the firearm as a result of an unlawful entry to any premises by any person.

(c ) Criminally negligent storage of a firearm is a class D felony.

Sec. 53a-217b. Possession of a weapon on school grounds: Class D felony. (a) A person is guilty of possession of a weapon on school grounds when, knowing that he is not licensed or privileged to do so, he possesses a firearm or deadly weapon, as defined in section 53a-3, (1) in or on the real property comprising a public or private elementary or secondary school or (2) at a school-sponsored activity as defined in subsection (h) of section 10-233a.
(b) The provisions of subsection (a) of this section shall not apply to the otherwise lawful possession of a firearm (1) by a person for use in a program approved by school officials in or on such school property, (2) by a person in accordance with an agreement entered into between school officials and such person or such person's employer, (3) by a peace officer, as defined in subdivision (9) of section 53a-3, while engaged in the performance of his official duties, or (4) by a person while traversing such school property for the purpose of gaining access to public or private lands open to hunting or for other lawful purposes, provided such firearm is not loaded and the entry on such school property is permitted by the local or regional board of education.
(c) Possession of a weapon on school grounds is a class D felony.

Sec. 53a-217c. Criminal possession of a pistol or revolver: Class D felony. (a) A person is guilty of criminal possession of a pistol or revolver when such person possesses a pistol or revolver, as defined in section 29-27, and (1) has been convicted of a felony or of a violation of subsection (c) of section 21a-279, section 53a-58, 53a-61, 53a-61a, 53a-62, 53a-63, 53a-96, 53a-175, 53a-176, 53a-178 or 53a-181d, (2) has been convicted as delinquent for the commission of a serious juvenile offense, as defined in section 46b-120, (3) has been discharged from custody within the preceding twenty years after having been found not guilty of a crime by reason of mental disease or defect pursuant to section 53a-13, (4) has been confined in a hospital for persons with psychiatric disabilities, as defined in section 17a-495, within the preceding twelve months by order of a probate court, (5) knows that such person is subject to a restraining or protective order issued by a court, after notice and an opportunity to be heard has been provided to such person, in a case involving the use, attempted use or threatened use of physical force against another person, (6) knows that such person is subject to a firearms seizure order issued pursuant to subsection (d) of section 29-38c after notice and an opportunity to be heard has been provided to such person, or (7) is an alien illegally or unlawfully in the United States. For the purposes of this section, "convicted" means having a judgment of conviction entered by a court of competent jurisdiction.
(b) Criminal possession of a pistol or revolver is a class D felony.