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14 California opinions name it 1 courts 2013–2025 3 in the last five years
The cases below were cited by California courts in a sentence that names this issue. Sides come from how each citing opinion treated the case (Syfertize flag on that citation), so a case can appear on both: that is where the law is contested. A red or yellow chip is the case's own overall treatment.
| Case | Followed | Cited |
|---|---|---|
People v. Brevermangreen2 sentences2016(Breverman, supra, 19 Cal.4th at p. 157 .) The duty exists even when the lesser included offense is inconsistent with the defendant’s own theory of the case and the defendant objects to the instruction. 2013(People v. Lewis (2001) 25 Cal.4th 610, 645 ; Breverman, supra, at p. 154 .) Thus, in a murder case, the trial court must instruct on imperfect self-defense, as a form of voluntary manslaughter, if there is substantial evidentiary support to support the theory. ( Breverman, supra, at p. 160 .) The trial court‟s sua sponte duty arises even if the defendant objects to the instruction and regardless of the defendant‟s theory of defense. | 3 | 8 |
People v. Banksgreen2 sentences2016(People v. Banks (2014) 59 Cal.4th 1113, 1160 (Banks).) “To determine if an offense is lesser and necessarily included in another offense . . . , we apply either the elements test or the accusatory pleading test. ‘Under the elements test, if the statutory elements of the greater offense include all of the statutory elements of the lesser offense, the latter is necessarily included in the former. 2015(People v. Banks (2014) 59 Cal.4th 1113, 1160 .) In deciding whether to instruct on a lesser included defense, the trial court does not determine the credibility of the evidence, but only determines whether there is substantial evidence that the defendant committed only the lesser offense. | 2 | 6 |
People v. Whalengreen2 sentences2015(People v. Whalen (2013) 56 Cal.4th 1, 68 [ 152 Cal.Rptr.3d 673 , 294 P.3d 915 ]; People v. Rogers (2006) 39 Cal.4th 826, 866 [ 48 Cal.Rptr.3d 1 , 141 P.3d 135 ].) The duty exists even when the lesser included offense is inconsistent with the defendant’s own theory of the case and the defendant objects to the instruction. 2015(People v. Whalen (2013) 56 Cal.4th 1, 68 [ 152 Cal.Rptr.3d 673 , 294 P.3d 915 ]; People v. Rogers (2006) 39 Cal.4th 826, 866 [ 48 Cal.Rptr.3d 1 , 141 P.3d 135 ].) The duty exists even when the lesser included offense is inconsistent with the defendant’s own theory of the case and the defendant objects to the instruction. | 1 | 3 |
People v. Rogersgreen2 sentences2015(People v. Whalen (2013) 56 Cal.4th 1, 68 [ 152 Cal.Rptr.3d 673 , 294 P.3d 915 ]; People v. Rogers (2006) 39 Cal.4th 826, 866 [ 48 Cal.Rptr.3d 1 , 141 P.3d 135 ].) The duty exists even when the lesser included offense is inconsistent with the defendant’s own theory of the case and the defendant objects to the instruction. 2015(People v. Whalen (2013) 56 Cal.4th 1, 68 [ 152 Cal.Rptr.3d 673 , 294 P.3d 915 ]; People v. Rogers (2006) 39 Cal.4th 826, 866 [ 48 Cal.Rptr.3d 1 , 141 P.3d 135 ].) The duty exists even when the lesser included offense is inconsistent with the defendant’s own theory of the case and the defendant objects to the instruction. | 1 | 3 |
People v. Gutierrezgreen2 sentences2025(People v. Nieves (2021) 11 Cal.5th 404, 463 ; People v. Chestra (2017) 9 Cal.App.5th 1116, 1121 ; People v. Gutierrez (2003) 112 Cal.App.4th 704, 709, fn. 1 .) In any event, we agree with the People that the record contains insufficient evidence to support an instruction on attempted voluntary manslaughter based on heat of passion. “‘The heat of passion requirement for manslaughter has both an objective and a subjective component.’ [Citation.] ‘The defendant must actually, subjectively, kill under the heat of passion.’ [Citation.] With respect to the objective component, ‘“this heat of passio 2016(People v. Breverman (1998) 19 Cal.4th 142, 154, 157 .) "Generally, when a defendant completely denies complicity in the charged crime, there is no error in failing to instruct on a lesser included offense." (People v. Gutierrez (2003) 112 Cal.App.4th 704, 709 .) 20 "[T]he failure to instruct sua sponte on a lesser included offense in a noncapital case is, at most, an error of California law alone, and is thus subject only to state standards of reversibility." (People v. Breverman, supra, 19 Cal.4th at p. 165 .) A conviction of the charged offense may be reversed as a result of such an error o | 1 | 2 |
People v. Millbrookgreen1 sentence2015(People v. Banks (2014) 59 Cal.4th 1113, 1160 , disapproved on other grounds in People v. Scott (June 8, 2015, S064858) __ Cal.4th __ [2015 Cal. Lexis 3903]; People v. Breverman (1998) 19 Cal.4th 142, 155 .) “[I]n a murder prosecution,” a court’s duty to instruct sua sponte “includes the obligation to instruct on every supportable theory of the lesser included offense of voluntary manslaughter, not merely the theory or theories which have the strongest evidentiary support, or on which the defendant has openly relied.” (Breverman, at p. 149; accord, People v. Millbrook (2014) 222 Cal.App.4th 11 | 1 | 1 |
| Case | Negative | Cited |
|---|---|---|
| No negative-treatment citations attached to this issue in California. Read the followed side critically anyway. | ||
| Case | Cited | Years |
|---|---|---|
People v. Van Ngo
green
2 sentences2023Ominsky did not request such an instruction, but “[t]he trial court has a duty to instruct the jury sua sponte on all lesser included offenses if there is substantial evidence from which a jury can reasonably conclude the defendant committed the lesser, uncharged offense, but not the greater. [Citations.] The duty exists even when the lesser included offense is inconsistent with the defendant’s own theory of the case and the defendant objects to the instruction. [Citations.] This instructional requirement ‘ “prevents either party, whether by design or inadvertence, from forcing an all-or-nothi 2023Ominsky did not request such an instruction, but “[t]he trial court has a duty to instruct the jury sua sponte on all lesser included offenses if there is substantial evidence from which a jury can reasonably conclude the defendant committed the lesser, uncharged offense, but not the greater. [Citations.] The duty exists even when the lesser included offense is inconsistent with the defendant’s own theory of the case and the defendant objects to the instruction. [Citations.] This instructional requirement ‘ “prevents either party, whether by design or inadvertence, from forcing an all-or-nothi | 2 | 2023–2023 |
People v. Smith
green
2 sentences2015(People v. Smith (2013) 57 Cal.4th 232, 239-240 .) The obligation to instruct on a lesser included offense arises sua sponte even if the defendant objects to the instruction for tactical reasons. 2015(People v. Smith (2013) 57 Cal.4th 232, 239-240 .) The obligation to instruct on a lesser included offense arises sua sponte even if the defendant objects to the instruction for tactical reasons. | 2 | 2015–2015 |
People v. Nieves
green
1 sentence2025(People v. Nieves (2021) 11 Cal.5th 404, 463 ; People v. Chestra (2017) 9 Cal.App.5th 1116, 1121 ; People v. Gutierrez (2003) 112 Cal.App.4th 704, 709, fn. 1 .) In any event, we agree with the People that the record contains insufficient evidence to support an instruction on attempted voluntary manslaughter based on heat of passion. “‘The heat of passion requirement for manslaughter has both an objective and a subjective component.’ [Citation.] ‘The defendant must actually, subjectively, kill under the heat of passion.’ [Citation.] With respect to the objective component, ‘“this heat of passio | 1 | 2025–2025 |
People v. Chestra
green
1 sentence2025(People v. Nieves (2021) 11 Cal.5th 404, 463 ; People v. Chestra (2017) 9 Cal.App.5th 1116, 1121 ; People v. Gutierrez (2003) 112 Cal.App.4th 704, 709, fn. 1 .) In any event, we agree with the People that the record contains insufficient evidence to support an instruction on attempted voluntary manslaughter based on heat of passion. “‘The heat of passion requirement for manslaughter has both an objective and a subjective component.’ [Citation.] ‘The defendant must actually, subjectively, kill under the heat of passion.’ [Citation.] With respect to the objective component, ‘“this heat of passio | 1 | 2025–2025 |
People v. Barton
green
1 sentence2016(People v. Barton (1995) 12 Cal.4th 186, 201 ; People v. Lasko (2000) 23 Cal.4th 101, 108 ; People v. Beltran (2013) 56 Cal.4th 935, 951 .) The duty to instruct exists even when the lesser included offense is inconsistent with the defendant's own theory of the case and the defendant objects to the instruction. | 1 | 2016–2016 |
People v. Beltran
green
1 sentence2016(People v. Barton (1995) 12 Cal.4th 186, 201 ; People v. Lasko (2000) 23 Cal.4th 101, 108 ; People v. Beltran (2013) 56 Cal.4th 935, 951 .) The duty to instruct exists even when the lesser included offense is inconsistent with the defendant's own theory of the case and the defendant objects to the instruction. | 1 | 2016–2016 |
People v. Lasko
green
1 sentence2016(People v. Barton (1995) 12 Cal.4th 186, 201 ; People v. Lasko (2000) 23 Cal.4th 101, 108 ; People v. Beltran (2013) 56 Cal.4th 935, 951 .) The duty to instruct exists even when the lesser included offense is inconsistent with the defendant's own theory of the case and the defendant objects to the instruction. | 1 | 2016–2016 |
People v. Cole
green
1 sentence2016A. Lesser Included Offenses “A trial court must instruct the jury sua sponte on a lesser included offense only if there is substantial evidence, ‘ “that is, evidence that a reasonable jury could find persuasive” ’ [citation], which, if accepted, ‘ “would absolve [the] defendant from guilt of the greater offense” [citation] but not the lesser’ [citation]. [Citations.]” (People v. Cole (2004) 33 Cal.4th 1158, 1218 , italics in original.) The duty exists even when the lesser included offense is inconsistent with the defendant’s own theory of the case and the defendant objects to the instruction. | 1 | 2016–2016 |
People v. Valdez
green
1 sentence2016(People v. Breverman (1998) 19 Cal.4th 142 , 154- 155 (Breverman); People v. Valdez (2004) 32 Cal.4th 73, 115 .) “[T]he existence of ‘any evidence, no matter how weak’ will not justify instructions on a lesser included offense, but such instructions are required whenever evidence that the defendant is guilty only of the lesser offense is ‘substantial enough to merit consideration’ by the jury. [Citations.] ‘Substantial evidence’ in this context is ‘ “evidence from which a jury composed of reasonable [persons] could … conclude[]” ’ that the lesser offense, but not the greater, was committed. [C | 1 | 2016–2016 |
People v. Scott
green
1 sentence2015(People v. Banks (2014) 59 Cal.4th 1113, 1160 , disapproved on another ground in People v. Scott (2015) 61 Cal.4th 363, 391 ; People v. Breverman (1998) 19 Cal.4th 142, 155 (Breverman).) This instructional requirement “‘prevents either party, whether by design or inadvertence, from forcing an all-or-nothing choice between conviction of the stated offense on the one hand, or complete acquittal on the other. | 1 | 2015–2015 |
People v. Lewis
green
1 sentence2013(People v. Lewis (2001) 25 Cal.4th 610, 645 ; Breverman, supra, at p. 154 .) Thus, in a murder case, the trial court must instruct on imperfect self-defense, as a form of voluntary manslaughter, if there is substantial evidentiary support to support the theory. ( Breverman, supra, at p. 160 .) The trial court‟s sua sponte duty arises even if the defendant objects to the instruction and regardless of the defendant‟s theory of defense. | 1 | 2013–2013 |
People v. Moon
green
1 sentence2013(People v. Moon (2005) 37 Cal.4th 1 , 25- 26.) The trial court’s sua sponte duty arises even if the defendant objects to the instruction and regardless of the defendant’s theory of defense. | 1 | 2013–2013 |
Opinions by the citing court's state. A doctrine retained in one state and abandoned in another shows up here as a year span that stalls.