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9 California opinions name it 2 courts 1978–2026 2 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 |
|---|---|---|
Manriquez v. Gourleygreen2 sentences2026(Manriquez, supra, 105 Cal.App.4th at p. 1233 ; Evans, supra, 41 Cal.App.5th at p. 1103; Baker v. Gourley (2000) 81 Cal.App.4th 1167, 1173 .) Under title 17, there is a requirement that “[t]he breath sample shall be collected only after [15] continuous minutes during which time the subject must not have ingested alcoholic beverages or other fluids, regurgitated, vomited, eaten, or smoked.” (Tit. 17, § 1221.1(b)(1); Evans, supra, 41 Cal.App.5th at pp. 1102–1103.) The purpose of the 15-minute observation period is to ensure that the breath sample is not contaminated by mouth alcohol or regurgita 2025(Gerwig, supra, at p. 66; Evans, supra, at p. 1103; Manriquez, supra, at p. 1233 .) As relevant to this case, Title 17 mandates that “The breath sample shall be collected only after fifteen continuous minutes during which time the subject must not have ingested alcoholic beverages or other fluids, regurgitated, vomited, eaten, or 15. smoked.” (Reg. 1221.1(b)(1); accord, Evans, supra, 41 Cal.App.5th at p. 1102.) The purpose of the 15-minute observation period is to ensure that the breath sample is not contaminated by mouth alcohol or regurgitation, which may skew the results of the breath test. | 2 | 2 |
Gerwig v. Gordongreen1 sentence2025(Gerwig, supra, at p. 66; Evans, supra, at p. 1103; Manriquez, supra, at p. 1233 .) As relevant to this case, Title 17 mandates that “The breath sample shall be collected only after fifteen continuous minutes during which time the subject must not have ingested alcoholic beverages or other fluids, regurgitated, vomited, eaten, or 15. smoked.” (Reg. 1221.1(b)(1); accord, Evans, supra, 41 Cal.App.5th at p. 1102.) The purpose of the 15-minute observation period is to ensure that the breath sample is not contaminated by mouth alcohol or regurgitation, which may skew the results of the breath test. | 1 | 1 |
Brown v. Municipal Courtgreen2 sentences1980(Brown v. Municipal Court (1978) 86 Cal.App.3d 357, 361, 363, 365 [ 150 Cal.Rptr. 216 ]; People v. Superior Court (Zolnay), supra, 15 Cal.3d at p. 734 .) 2 There was no unconstitutional search and seizure, however, in administering the breath test to Scott. 1980(Brown v. Municipal Court (1978) 86 Cal.App.3d 357, 361, 363, 365 [ 150 Cal.Rptr. 216 ]; People v. Superior Court (Zolnay), supra, 15 Cal.3d at p. 734 .) 2 There was no unconstitutional search and seizure, however, in administering the breath test to Scott. | 1 | 1 |
| Case | Negative | Cited |
|---|---|---|
| No negative-treatment citations attached to this issue in California. Read the followed side critically anyway. | ||
| Case | Cited | Years |
|---|---|---|
California v. Trombetta
green
2 sentences1984However, in California v. Trombetta (1984) 467 U.S. 479 [ 81 L.Ed.2d 413 , 104 S.Ct. 2528 ] the United States Supreme Court held that the use of the results of a breath test at trial when the state had failed to preserve the sample used so as to allow independent analysis by the defendant did not violate due process. 1984However, in California v. Trombetta (1984) 467 U.S. 479 [ 81 L.Ed.2d 413 , 104 S.Ct. 2528 ] the United States Supreme Court held that the use of the results of a breath test at trial when the state had failed to preserve the sample used so as to allow independent analysis by the defendant did not violate due process. | 2 | 1984–1984 |
Baker v. Gourley
green
1 sentence2026(Manriquez, supra, 105 Cal.App.4th at p. 1233 ; Evans, supra, 41 Cal.App.5th at p. 1103; Baker v. Gourley (2000) 81 Cal.App.4th 1167, 1173 .) Under title 17, there is a requirement that “[t]he breath sample shall be collected only after [15] continuous minutes during which time the subject must not have ingested alcoholic beverages or other fluids, regurgitated, vomited, eaten, or smoked.” (Tit. 17, § 1221.1(b)(1); Evans, supra, 41 Cal.App.5th at pp. 1102–1103.) The purpose of the 15-minute observation period is to ensure that the breath sample is not contaminated by mouth alcohol or regurgita | 1 | 2026–2026 |
People v. Williams
green
1 sentence2026(Manriquez, supra, 105 Cal.App.4th at p. 1236, fn. 3 .) Noncompliance with title 17 “goes only to the weight of the evidence, not its admissibility.” (People v. Williams (2002) 28 Cal.4th 408, 414 .) 3. | 1 | 2026–2026 |
People v. Vangelder
green
1 sentence2025(People v. Vangelder (2013) 58 Cal.4th 1, 33 ; Manriquez, supra, 105 Cal.App.4th at p. 1236, fn. 3 .) C. | 1 | 2025–2025 |
People v. Wilson
green
1 sentence2009(Wilson, supra, 114 Cal.App.4th at p. 960 .) Second, the results of the breath test in Davenport were reported in the officer’s sworn report on a 367 form and the court relied on the sworn report to provide the foundation. ( Davenport, supra, 6 Cal.App.4th at pp. 137-138.) The 367 form in this case contains a paragraph where the operator of the breath test device certifies “under penalty of perjury” that the “breath test sample results were obtained in the regular course of [the officer’s] duties,” that the officer is “qualified to operate this equipment,” and that “the test was administered p | 1 | 2009–2009 |
People v. Engleman
green
1 sentence1992However, in that case, the settled statement was very specific that “ ‘[n]o evidence was presented as to defendant’s ability to care for his own safety or the safety of others.’ ” (People v. Engleman, supra, 116 Cal.App.3d Supp. 14, 19 .) We further indicated, with reference to People v. Kelly (1969) 3 Cal.App.3d 146 [ 83 Cal.Rptr. 287 ], that an appellate court was free to look at all the surrounding circumstances when a settled statement does not make a contrary finding. | 1 | 1992–1992 |
People v. Kelley
green
2 sentences1992However, in that case, the settled statement was very specific that “ ‘[n]o evidence was presented as to defendant’s ability to care for his own safety or the safety of others.’ ” (People v. Engleman, supra, 116 Cal.App.3d Supp. 14, 19 .) We further indicated, with reference to People v. Kelly (1969) 3 Cal.App.3d 146 [ 83 Cal.Rptr. 287 ], that an appellate court was free to look at all the surrounding circumstances when a settled statement does not make a contrary finding. 1992However, in that case, the settled statement was very specific that “ ‘[n]o evidence was presented as to defendant’s ability to care for his own safety or the safety of others.’ ” (People v. Engleman, supra, 116 Cal.App.3d Supp. 14, 19 .) We further indicated, with reference to People v. Kelly (1969) 3 Cal.App.3d 146 [ 83 Cal.Rptr. 287 ], that an appellate court was free to look at all the surrounding circumstances when a settled statement does not make a contrary finding. | 1 | 1992–1992 |
People v. Campos
green
2 sentences1988Supp. 15-16.) Distinguishing People v. Campos (1982) 138 Cal.App.3d Supp. 1 [ 188 Cal.Rptr. 366 ], the appellate department concluded the results of the breath test which measured .11 and .12 percent were sufficient evidence of guilt despite the 10 percent margin of error because the defendant did not present any evidence his personal partition ratio made the 2,100:1 ratio invalid as to him. 1988Supp. 15-16.) Distinguishing People v. Campos (1982) 138 Cal.App.3d Supp. 1 [ 188 Cal.Rptr. 366 ], the appellate department concluded the results of the breath test which measured .11 and .12 percent were sufficient evidence of guilt despite the 10 percent margin of error because the defendant did not present any evidence his personal partition ratio made the 2,100:1 ratio invalid as to him. | 1 | 1988–1988 |
People v. Superior Court (Zolnay)
green
1 sentence1980(Brown v. Municipal Court (1978) 86 Cal.App.3d 357, 361, 363, 365 [ 150 Cal.Rptr. 216 ]; People v. Superior Court (Zolnay), supra, 15 Cal.3d at p. 734 .) 2 There was no unconstitutional search and seizure, however, in administering the breath test to Scott. | 1 | 1980–1980 |
People v. Hitch
green
1 sentence1978It is true that In re Newbern, supra, 55 Cal.2d 508, 513 , states: “The denial of an opportunity to procure a blood test on a charge of intoxication prevents the accused from obtaining evidence necessary to his defense and is a denial of due process of law entitling him to his discharge.” (Italics added.) This rule, however, has been substantially limited by People v. Hitch, supra, 12 Cal.3d 641 , in the situation where a chemical test for blood alcohol has actually been performed but the defendant is denied the opportunity of challenging the validity of the test by intentional but good faith | 1 | 1978–1978 |
In Re Newbern
green
1 sentence1978It is true that In re Newbern, supra, 55 Cal.2d 508, 513 , states: “The denial of an opportunity to procure a blood test on a charge of intoxication prevents the accused from obtaining evidence necessary to his defense and is a denial of due process of law entitling him to his discharge.” (Italics added.) This rule, however, has been substantially limited by People v. Hitch, supra, 12 Cal.3d 641 , in the situation where a chemical test for blood alcohol has actually been performed but the defendant is denied the opportunity of challenging the validity of the test by intentional but good faith | 1 | 1978–1978 |
Counted by distinct opinions that both name this issue and are annotated to the section; sections every opinion cites regardless of issue are not filtered here, so read the counts against the total above.
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.