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Kansas Statutes Annotated

K.S.A. § 21-4201 (2026)

✓ current as of May 2026
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21-4201.

History: L. 1969, ch. 180, § 21-4201; L. 1978, ch. 365, § 1; L. 1981, ch. 145, § 1; L. 1982, ch. 135, § 2; L. 1982, ch. 136, § 1; L. 1986, ch. 126, § 1; L. 1992, ch. 298, § 67; L. 1993, ch. 291, § 146; L. 1996, ch. 149, § 4; L. 1999, ch. 164, § 12; L. 2002, ch. 123, § 3; L. 2004, ch. 83, § 1; L. 2006, ch. 32, § 20; L. 2008, ch. 103, § 2; L. 2009, ch. 92, § 1; L. 2010, ch. 140, § 15; Repealed, L. 2011, ch. 30, § 288; July 1.

Notes of Decisions
Cited in 48 cases, 1975–2012 · leading case: State v. Hamdan, 2003 WI 113 (Wis. 2003).
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State v. Hamdan, 2003 WI 113 (Wis. 2003). · cites it 4× “§ 28-1202 (1995)), Kansas ( Kan. Stat. Ann. § 21-4201 (1995)), and Ohio ( Ohio Rev.”
State v. Adams, 253 P.3d 5 (Kan. 2011). · cites it 4× “21-3401(a), and criminal use of a weapon, a class A misdemeanor, in violation of K.S.A. 21-4201. Adams now appeals from his conviction for premeditated first-degree murder, arguing (1) the prosecutor committed misconduct during closing argument, (2) the trial court erred by…”
State v. Neighbors, 908 P.2d 649 (Kan. Ct. App. 1995). · cites it 11× “*826 VAGUENESS Neighbors’ first argument on appeal is that K.S.A. 1994 Supp. 21-4201 is unconstitutionally vague.”
City of Junction City v. Lee, 532 P.2d 1292 (Kan. 1975). · cites it 5× “K.S.A. 21-4201 provides: "(1) Unlawful use of weapons is knowingly: "( a ) [Same as city ordinance (1) ( a )] "( b ) Carrying concealed on one's person, or possessing with intent to use the same unlawfully against another, a dagger, dirk, billy, blackjack, slung shot, dangerous…”
State v. Hebert, 82 P.3d 470 (Kan. 2004). “21-3415, criminal use of weapons in violation of K.S.A. 1999 Supp. 21-4201, and inflicting death to a police dog in violation of K.”
State v. Underwood, 615 P.2d 153 (Kan. 1980). · cites it 2× “Under the provisions of K.S.A. 21-4201(1)( g ) it is a class E felony for any person to possess a firearm capable of discharging automatically more than once by a single function of the trigger.”
State v. Sanders, 904 P.2d 951 (Kan. 1995). · cites it 2× “K.S.A. 21-4201(b). Unlawful use of weapons is a lesser included offense of aggravated weapons violation.”
State v. Hunt, 651 P.2d 967 (Kan. Ct. App. 1982). · cites it 3× “21-3410[a]) and unlawful use of weapons (K.S.A. 21-4201[l][b]). The facts need not be set forth in detail.”
State v. Hoskins, 565 P.2d 608 (Kan. 1977). · cites it 5× “The appellant’s final contention is that the district court erred in failing to instruct on the lesser included offenses of carrying a concealed firearm (K.S.A. 21-4201[l][d]) and aggravated weapons violation (K.”
Steffes v. City of Lawrence, 160 P.3d 843 (Kan. 2007). “The Court of Appeals, however, determined that the statute was not vague because it required proof of conduct performed “knowingly.” The court concluded that “knowing” is one of the terms included within “intentional.”
State v. Knight, 218 P.3d 1177 (Kan. 2009). · cites it 3× “In October 2007, Knight was charged with misdemeanor carrying of a firearm in violation of K.S.A. 21-4201 and felony possession of a firearm in violation of K.”
State v. Lutters, 853 A.2d 434 (Conn. 2004). “Code § 35-47-2-1 (Lexis 1998) (same); Kan. Stat. Ann. § 21-4201 (a) (4) (1995) (same); N.”
Show all 48 citing cases →
— K.S.A. § 21-4201(1) — 1 case
State v. Underwood, 615 P.2d 153 (Kan. 1980). “Under the provisions of K.S.A. 21-4201(1)( g ) it is a class E felony for any person to possess a firearm capable of discharging automatically more than once by a single function of the trigger.”
— K.S.A. § 21-4201(2)(o) — 1 case
Mendoza v. Reno Cnty., 681 P.2d 676 (Kan. 1984).
— K.S.A. § 21-4201(4) — 2 cases
City of Junction City v. Cadoret, 946 P.2d 1356 (Kan. 1997).
State v. Jenkins, 284 P.3d 1037 (Kan. 2012).
— K.S.A. § 21-4201(a) — 1 case
State v. Neighbors, 908 P.2d 649 (Kan. Ct. App. 1995). “*826 VAGUENESS Neighbors’ first argument on appeal is that K.S.A. 1994 Supp. 21-4201 is unconstitutionally vague.”
— K.S.A. § 21-4201(a)(2) — 1 case
State v. Moore, 174 P.3d 899 (Kan. Ct. App. 2008).
— K.S.A. § 21-4201(a)(4) — 5 cases
State v. Knight, 218 P.3d 1177 (Kan. 2009). “In October 2007, Knight was charged with misdemeanor carrying of a firearm in violation of K.S.A. 21-4201 and felony possession of a firearm in violation of K.”
State v. Knight, 241 P.3d 120 (Kan. Ct. App. 2010).
United States v. Waterbury, 206 F. App'x 805 (10th Cir. 2006).
United States v. Waterbury (10th Cir. 2006).
United States v. Hunt (10th Cir. 1998).
— K.S.A. § 21-4201(a)(7) — 2 cases
State v. Gillon, 974 P.2d 1115 (Kan. Ct. App. 1999).
State v. Kaiser, 918 P.2d 629 (Kan. 1996).
— K.S.A. § 21-4201(a)(l) — 3 cases
State v. Neighbors, 908 P.2d 649 (Kan. Ct. App. 1995). “*826 VAGUENESS Neighbors’ first argument on appeal is that K.S.A. 1994 Supp. 21-4201 is unconstitutionally vague.”
State v. Dias, 949 P.2d 1093 (Kan. 1997).
State v. Weis, 280 P.3d 805 (Kan. Ct. App. 2012).
— K.S.A. § 21-4201(b) — 2 cases
State v. Sanders, 904 P.2d 951 (Kan. 1995). “K.S.A. 21-4201(b). Unlawful use of weapons is a lesser included offense of aggravated weapons violation.”
State v. Sanders, 949 P.2d 1084 (Kan. 1997).
— K.S.A. § 21-4201(d) — 1 case
State v. Gibbons, 889 P.2d 772 (Kan. 1995).
— K.S.A. § 21-4201(l)(d) — 2 cases
State v. Hoskins, 565 P.2d 608 (Kan. 1977). “The appellant’s final contention is that the district court erred in failing to instruct on the lesser included offenses of carrying a concealed firearm (K.S.A. 21-4201[l][d]) and aggravated weapons violation (K.”
State v. Bennett, 892 P.2d 522 (Kan. Ct. App. 1995).
— K.S.A. § 21-4201(l)(fe) — 1 case
State v. Hunt, 651 P.2d 967 (Kan. Ct. App. 1982). “21-3410[a]) and unlawful use of weapons (K.S.A. 21-4201[l][b]). The facts need not be set forth in detail.”
— K.S.A. § 21-4201(l)(g) — 3 cases
State v. Underwood, 615 P.2d 153 (Kan. 1980). “Under the provisions of K.S.A. 21-4201(1)( g ) it is a class E felony for any person to possess a firearm capable of discharging automatically more than once by a single function of the trigger.”
State v. Toler, 787 P.2d 711 (Kan. 1990).
State v. Kulper, 744 P.2d 519 (Kan. Ct. App. 1987).
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