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Kansas Statutes Annotated

K.S.A. § 21-3403 (2026)

✓ current as of May 2026
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21-3403.

History: L. 1969, ch. 180, § 21-3403; L. 1992, ch. 298, § 5; L. 1993, ch. 291, § 20; Repealed, L. 2010, ch. 136, § 307; July 1, 2011.

Notes of Decisions
Cited in 138 cases, 1978–2020 · leading case: State v. Fisher, 373 P.3d 781 (Kan. 2016).
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State v. Fisher, 373 P.3d 781 (Kan. 2016). · cites it 4× “33 Nevertheless, we rejected Ordway's purported purely subjective interpretation of the imperfect self-defense statutory provisions, opining that "the purely subjective interpretation does not comport with the statutory language of K.S.A. 21-3403(b). If the legislature had…”
State v. Roeder, 336 P.3d 831 (Kan. 2014). · cites it 6× “” Moreover, the district court found that the subjective part of the analysis related to the “unreasonable but honest belief’ language of K.S.A. 21-3403 but that “[w]hen we return to the statutory elements under K.”
State v. Ordway, 934 P.2d 94 (Kan. 1997). · cites it 7× “Voluntary manslaughter is defined in K.S.A. 21-3403: “Voluntary manslaughter is the intentional killing of a human being committed: (a) Upon a sudden quarrel or in the heat of passion; or (b) upon an unreasonable but honest belief that circumstances existed that justified deadly…”
State v. White, 161 P.3d 208 (Kan. 2007). · cites it 3× “K.S.A. 21-3403 defines voluntary manslaughter as “the intentional killing of a human being committed: .”
United States v. Rene C. Martinez, Kenneth W. Noel, & Steven T. Garcia, 988 F.2d 685 (7th Cir. 1993). · cites it 2× “30-2-3 (1963); K.S.A. 21-3403 (1970), although others no longer retain this language.”
State v. Coop, 573 P.2d 1017 (Kan. 1978). · cites it 6× “Penal Code § 192; K.S.A. 21-3403. In spite of the "or" wording in the statutes mentioned and in the case law of other jurisdictions, only one jurisdiction has treated the terms separately.”
State v. Carter, 160 P.3d 457 (Kan. 2007). · cites it 2× “” K.S.A. 21-3403(b). This imperfect self-defense of voluntary manslaughter is not a true defense; it does not absolve a defendant of criminal liability.”
State v. Sims, 431 P.3d 288 (Kan. 2018). · cites it 2× “An intentional homicide is reduced from murder to voluntary manslaughter if it is committed upon a sudden quarrel or in the heat of passion under K.S.A. 21-3403(a). Where the homicide is intentional and there is some evidence the homicide was committed under the mitigating…”
State v. Barrett, 442 P.3d 492 (Kan. 2019). · cites it 2× “" K.S.A. 21-3403(b). Ultimately, the jury found Barrett guilty of reckless second-degree murder.”
State v. Lawrence, 135 P.3d 1211 (Kan. 2006). · cites it 3× “An intentional homicide is reduced from murder to voluntary manslaughter if it is committed upon a sudden quarrel or in the heat of passion under K.S.A. 21-3403(a). Where the homicide is intentional and there is some evidence the homicide was committed *1092 under the mitigating…”
State v. Brownlee, 354 P.3d 525 (Kan. 2015). · cites it 2× “[Citation omitted.] 'Heat of passion' has been defined as 'any intense or vehement emotional excitement of the kind prompting violent and aggressive action, such as rage, anger, hatred, furious resentment, fright, or terror,' based 'on impulse without reflection.”
State v. Gutierrez, 172 P.3d 18 (Kan. 2007). · cites it 2× “K.S.A. 21-3403(a) defines voluntary manslaughter as “the intentional killing of a human being- committed .”
Show all 138 citing cases →
— K.S.A. § 21-3403(6) — 1 case
State v. Roeder, 336 P.3d 831 (Kan. 2014). “” Moreover, the district court found that the subjective part of the analysis related to the “unreasonable but honest belief’ language of K.S.A. 21-3403 but that “[w]hen we return to the statutory elements under K.”
— K.S.A. § 21-3403(a) — 34 cases
State v. Sims, 431 P.3d 288 (Kan. 2018). “An intentional homicide is reduced from murder to voluntary manslaughter if it is committed upon a sudden quarrel or in the heat of passion under K.S.A. 21-3403(a). Where the homicide is intentional and there is some evidence the homicide was committed under the mitigating…”
State v. Gutierrez, 172 P.3d 18 (Kan. 2007). “K.S.A. 21-3403(a) defines voluntary manslaughter as “the intentional killing of a human being- committed .”
State v. Johnson, 376 P.3d 70 (Kan. 2016).
State v. Follin, 947 P.2d 8 (Kan. 1997).
State v. Moncla, 936 P.2d 727 (Kan. 1997).
— K.S.A. § 21-3403(b) — 26 cases
State v. Fisher, 373 P.3d 781 (Kan. 2016). “33 Nevertheless, we rejected Ordway's purported purely subjective interpretation of the imperfect self-defense statutory provisions, opining that "the purely subjective interpretation does not comport with the statutory language of K.S.A. 21-3403(b). If the legislature had…”
State v. Roeder, 336 P.3d 831 (Kan. 2014). “” Moreover, the district court found that the subjective part of the analysis related to the “unreasonable but honest belief’ language of K.S.A. 21-3403 but that “[w]hen we return to the statutory elements under K.”
State v. Carter, 160 P.3d 457 (Kan. 2007). “” K.S.A. 21-3403(b). This imperfect self-defense of voluntary manslaughter is not a true defense; it does not absolve a defendant of criminal liability.”
State v. White, 161 P.3d 208 (Kan. 2007). “K.S.A. 21-3403 defines voluntary manslaughter as “the intentional killing of a human being committed: .”
State v. Barrett, 442 P.3d 492 (Kan. 2019). “" K.S.A. 21-3403(b). Ultimately, the jury found Barrett guilty of reckless second-degree murder.”
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