There is no length limit to what knife can be carried, that I am aware of...
There is no mention of length in the Oregon Revised Statues, which I shall post below. There is a prohibition on
concealedcarrying of an auto knife.
http://www.leg.state.or.us/ors/166.html
166.210 Definitions. As used in ORS 166.250 to 166.270, 166.291 to 166.295 and 166.410 to 166.470:
(1) “Antique firearm” means:
(a) Any firearm, including any firearm with a matchlock, flintlock, percussion cap or similar type of ignition system, manufactured in or before 1898; and
(b) Any replica of any firearm described in paragraph (a) of this subsection if the replica:
(A) Is not designed or redesigned for using rimfire or conventional centerfire fixed ammunition; or
(B) Uses rimfire or conventional centerfire fixed ammunition that is no longer manufactured in the United States and that is not readily available in the ordinary channels of commercial trade.
(2) “Corrections officer” has the meaning given that term in ORS 181.610.
(3) “Firearm” means a weapon, by whatever name known, which is designed to expel a projectile by the action of powder and which is readily capable of use as a weapon.
(4) “Firearms silencer” means any device for silencing, muffling or diminishing the report of a firearm.
(5) “Handgun” means any pistol or revolver using a fixed cartridge containing a propellant charge, primer and projectile, and designed to be aimed or fired otherwise than from the shoulder.
(6) “Machine gun” means a weapon of any description by whatever name known, loaded or unloaded, which is designed or modified to allow two or more shots to be fired by a single pressure on the trigger device.
(7) “Minor” means a person under 18 years of age.
(8) “Offense” has the meaning given that term in ORS 161.505.
(9) “Parole and probation officer” has the meaning given that term in ORS 181.610.
(10) “Peace officer” has the meaning given that term in ORS 133.005.
(11) “Short-barreled rifle” means a rifle having one or more barrels less than 16 inches in length and any weapon made from a rifle if the weapon has an overall length of less than 26 inches.
(12) “Short-barreled shotgun” means a shotgun having one or more barrels less than 18 inches in length and any weapon made from a shotgun if the weapon has an overall length of less than 26 inches. [Amended by 1977 c.769 §1; 1979 c.779 §3; 1989 c.839 §1; 1993 c.735 §14; 1995 c.670 §3; 1999 c.1040 §2; 2001 c.666 §§32,44; 2003 c.614 §7; 2007 c.368 §1]
166.220 Unlawful use of weapon. (1) A person commits the crime of unlawful use of a weapon if the person:
(a) Attempts to use unlawfully against another, or carries or possesses with intent to use unlawfully against another, any dangerous or deadly weapon as defined in ORS 161.015; or
(b) Intentionally discharges a firearm, blowgun, bow and arrow, crossbow or explosive device within the city limits of any city or within residential areas within urban growth boundaries at or in the direction of any person, building, structure or vehicle within the range of the weapon without having legal authority for such discharge.
(2) This section does not apply to:
(a) Police officers or military personnel in the lawful performance of their official duties;
(b) Persons lawfully defending life or property as provided in ORS 161.219;
(c) Persons discharging firearms, blowguns, bows and arrows, crossbows or explosive devices upon public or private shooting ranges, shooting galleries or other areas designated and built for the purpose of target shooting; or
(d) Persons lawfully engaged in hunting in compliance with rules and regulations adopted by the State Department of Fish and Wildlife.
(3) Unlawful use of a weapon is a Class C felony. [Amended by 1975 c.700 §1; 1985 c.543 §1; 1991 c.797 §1]
166.230 [Repealed by 1979 c.779 §7]
166.240 Carrying of concealed weapons. (1) Except as provided in subsection (2) of this section, any person who carries concealed upon the person any knife having a blade that projects or swings into position by force of a spring or by centrifugal force, any dirk, dagger, ice pick, slungshot, metal knuckles, or any similar instrument by the use of which injury could be inflicted upon the person or property of any other person, commits a Class B misdemeanor.
(2) Nothing in subsection (1) of this section applies to any peace officer as defined in ORS 133.005, whose duty it is to serve process or make arrests. Justice courts have concurrent jurisdiction to try any person charged with violating any of the provisions of subsection (1) of this section. [Amended by 1977 c.454 §1; 1985 c.543 §2; 1989 c.839 §21; 1999 c.1040 §15]
166.245 [1989 c.839 §38; repealed by 1995 s.s. c.1 §7]
166.250 Unlawful possession of firearms. (1) Except as otherwise provided in this section or ORS 166.260, 166.270, 166.274, 166.291, 166.292 or 166.410 to 166.470, a person commits the crime of unlawful possession of a firearm if the person knowingly:
(a) Carries any firearm concealed upon the person;
(b) Possesses a handgun that is concealed and readily accessible to the person within any vehicle; or
(c) Possesses a firearm and:
(A) Is under 18 years of age;
(B)(i) While a minor, was found to be within the jurisdiction of the juvenile court for having committed an act which, if committed by an adult, would constitute a felony or a misdemeanor involving violence, as defined in ORS 166.470; and
(ii) Was discharged from the jurisdiction of the juvenile court within four years prior to being charged under this section;
(C) Has been convicted of a felony or found guilty, except for insanity under ORS 161.295, of a felony;
(D) Was committed to the Department of Human Services under ORS 426.130; or
(E) Was found to be mentally ill and subject to an order under ORS 426.130 that the person be prohibited from purchasing or possessing a firearm as a result of that mental illness.
(2) This section does not prohibit:
(a) A minor, who is not otherwise prohibited under subsection (1)(c) of this section, from possessing a firearm:
(A) Other than a handgun, if the firearm was transferred to the minor by the minor’s parent or guardian or by another person with the consent of the minor’s parent or guardian; or
(B) Temporarily for hunting, target practice or any other lawful purpose; or
(b) Any citizen of the United States over the age of 18 years who resides in or is temporarily sojourning within this state, and who is not within the excepted classes prescribed by ORS 166.270 and subsection (1) of this section, from owning, possessing or keeping within the person’s place of residence or place of business any handgun, and no permit or license to purchase, own, possess or keep any such firearm at the person’s place of residence or place of business is required of any such citizen. As used in this subsection, “residence” includes a recreational vessel or recreational vehicle while used, for whatever period of time, as residential quarters.
(3) Firearms carried openly in belt holsters are not concealed within the meaning of this section.
(4) Unlawful possession of a firearm is a Class A misdemeanor. [Amended by 1979 c.779 §4; 1985 c.543 §3; 1989 c.839 §13; 1993 c.732 §1; 1993 c.735 §12; 1999 c.1040 §1; 2001 c.666 §§33,45; 2003 c.614 §8]
166.260 Persons not affected by ORS 166.250. (1) ORS 166.250 does not apply to or affect:
(a) Sheriffs, constables, marshals, police officers, whether active or honorably retired, parole and probation officers or other duly appointed peace officers.
(b) Any person summoned by any such officer to assist in making arrests or preserving the peace, while said person so summoned is actually engaged in assisting the officer.
(c) The possession or transportation by any merchant of unloaded firearms as merchandise.
(d) Active or reserve members of the Army, Navy, Air Force, Coast Guard or Marine Corps of the United States, or of the National Guard, when on duty.
(e) Organizations which are by law authorized to purchase or receive weapons described in ORS 166.250 from the United States, or from this state.
(f) Duly authorized military or civil organizations while parading, or the members thereof when going to and from the places of meeting of their organization.
(g) A corrections officer while transporting or accompanying an individual convicted of or arrested for an offense and confined in a place of incarceration or detention while outside the confines of the place of incarceration or detention.
(h) A person who is licensed under ORS 166.291 and 166.292 to carry a concealed handgun.
(2) Except for persons who are otherwise prohibited from possessing a firearm under ORS 166.250 (1)(c) or 166.270, ORS 166.250 does not apply to or affect:
(a) Members of any club or organization, for the purpose of practicing shooting at targets upon the established target ranges, whether public or private, while such members are using any of the firearms referred to in ORS 166.250 upon such target ranges, or while going to and from such ranges.
(b) Licensed hunters or fishermen while engaged in hunting or fishing, or while going to or returning from a hunting or fishing expedition.
(3) The exceptions listed in subsection (1)(b) to (h) of this section constitute affirmative defenses to a charge of violating ORS 166.250. [Amended by 1977 c.207 §1; 1991 c.67 §36; 1993 c.735 §1; 1995 c.670 §2; 1999 c.1040 §3]
166.262 Limitation on peace officer’s authority to arrest for violating ORS 166.250 or 166.370. A peace officer may not arrest or charge a person for violating ORS 166.250 (1)(a) or (b) or 166.370 (1) if the person has in the person’s immediate possession a valid license to carry a firearm as provided in ORS 166.291 and 166.292. [1999 c.1040 §5]
166.263 Authority of parole and probation officer to carry firearm. When authorized by the officer’s employer, a parole and probation officer, as defined in ORS 181.610, may carry a firearm while engaged in official duties if the officer has completed:
(1) A firearms training program recognized by the Board on Public Safety Standards and Training; and
(2) A psychological screening. [1995 c.670 §1]
166.270 Possession of weapons by certain felons. (1) Any person who has been convicted of a felony under the law of this state or any other state, or who has been convicted of a felony under the laws of the Government of the United States, who owns or has in the person’s possession or under the person’s custody or control any firearm commits the crime of felon in possession of a firearm.
(2) Any person who has been convicted of a felony under the law of this state or any other state, or who has been convicted of a felony under the laws of the Government of the United States, who owns or has in the person’s possession or under the person’s custody or control any instrument or weapon having a blade that projects or swings into position by force of a spring or by centrifugal force or any blackjack, slungshot, sandclub, sandbag, sap glove or metal knuckles, or who carries a dirk, dagger or stiletto, commits the crime of felon in possession of a restricted weapon.
(3) For the purposes of this section, a person “has been convicted of a felony” if, at the time of conviction for an offense, that offense was a felony under the law of the jurisdiction in which it was committed. Such conviction shall not be deemed a conviction of a felony if:
(a) The court declared the conviction to be a misdemeanor at the time of judgment; or
(b) The offense was possession of marijuana and the conviction was prior to January 1, 1972.
(4) Subsection (1) of this section does not apply to any person who has been:
(a) Convicted of only one felony under the law of this state or any other state, or who has been convicted of only one felony under the laws of the United States, which felony did not involve criminal homicide, as defined in ORS 163.005, or the possession or use of a firearm or a weapon having a blade that projects or swings into position by force of a spring or by centrifugal force, and who has been discharged from imprisonment, parole or probation for said offense for a period of 15 years prior to the date of alleged violation of subsection (1) of this section; or
(b) Granted relief from the disability under 18 U.S.C. 925(c) or has had the person’s record expunged under the laws of this state or equivalent laws of another jurisdiction.
(5) Felon in possession of a firearm is a Class C felony. Felon in possession of a restricted weapon is a Class A misdemeanor. [Amended by 1975 c.702 §1; 1985 c.543 §4; 1985 c.709 §2; 1987 c.853 §1; 1989 c.839 §4; 1993 c.735 §2; 1995 c.518 §1; 1999 c.1040 §16; 2003 c.14 §64]
166.272 Unlawful possession of machine guns, certain short-barreled firearms and firearms silencers. (1) A person commits the crime of unlawful possession of a machine gun, short-barreled rifle, short-barreled shotgun or firearms silencer if the person knowingly possesses any machine gun, short-barreled rifle, short-barreled shotgun or firearms silencer.
(2) Unlawful possession of a machine gun, short-barreled rifle, short-barreled shotgun or firearms silencer is a Class B felony.
(3) A peace officer may not arrest or charge a person for violating subsection (1) of this section if the person has in the person’s immediate possession documentation showing that the machine gun, short-barreled rifle, short-barreled shotgun or firearms silencer is registered as required under federal law.
(4) It is an affirmative defense to a charge of violating subsection (1) of this section that the machine gun, short-barreled rifle, short-barreled shotgun or firearms silencer was registered as required under federal law. [1989 c.839 §13a; 1997 c.749 §8; 1997 c.798 §1]
166.275 Possession of weapons by inmates of institutions. Any person committed to any institution who, while under the jurisdiction of any institution or while being conveyed to or from any institution, possesses or carries upon the person, or has under the custody or control of the person any dangerous instrument, or any weapon including but not limited to any blackjack, slingshot, billy, sand club, metal knuckles, explosive substance, dirk, dagger, sharp instrument, pistol, revolver or other firearm without lawful authority, is guilty of a felony and upon conviction thereof shall be punished by imprisonment in the custody of the Department of Corrections for a term not more than 20 years. [1953 c.533 §1; 1987 c.320 §88]
If you are aware of a length specific prohibition on knives, I would like to know where to find it. Certain municipalities might have such, certainly, but I am unable to find it in Oregon law.
