officer observes a traffic violation (Missouri) · Go Syfert
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officer observes a traffic violation in Missouri

10 Missouri opinions name it 1 courts 1988–2014 0 in the last five years

The cases below were cited by Missouri 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.

Followed or applied (6)

CaseFollowedCited
Renfro v. Director of Revenue, Stategreen
moctapp · 1996 · cited in 3 Missouri opinions naming this issue, 1997–1999
2 sentences

1998“Probable cause ... exists when the officer observes a traffic violation or unusual operation of a vehicle and, upon stopping the motorist, notes indications of alcohol consumption.” Renfro v. Director of Revenue, 927 S.W.2d 945, 947 (Mo.App.1996).

1997Cook v. Director of Revenue, 890 S.W.2d 738, 739 (Mo.App.1995). “[P]robable cause ... *328 exists when the officer observes a traffic violation or unusual operation of a vehicle and, upon stopping the motorist, notes indications of alcohol consumption.” Renfro v. Director of Revenue, 927 S.W.2d 945, 947 (Mo.App.1996); Johnson, 920 S.W.2d at 131.

33
Schranz v. Director of Revenuegreen
moctapp · 1986 · cited in 3 Missouri opinions naming this issue, 1988–1997
2 sentences

1997Frank , at 478 (citing Schranz v. Director of Revenue, 703 S.W.2d 912, 913 (Mo.App.1986)).

1994Wallace v. Director of Revenue, 754 S.W.2d 900, 902 (Mo.App. 1988) (citing Schranz v. Director of Revenue, 703 S.W.2d 912, 913 (Mo.App.1986)).

33
White v. Director of Revenuegreen
moctapp · 1997 · cited in 2 Missouri opinions naming this issue, 2002–2010
2 sentences

2010“Probable cause ... exists when an officer observes a traffic violation or erratic vehicle operation and, after stopping the vehicle, notices indicia of driver intoxication.” White v. Dir. of Revenue, 946 S.W.2d 277, 279 (Mo.App.1997).

2002“Probable cause to arrest for driving while intoxicated exists when an officer observes a traffic violation or erratic vehicle operation and, after stopping the vehicle, notices indicia of driver intoxication.” White v. Dir. of Revenue, 946 S.W.2d 277, 279 (Mo.App.1997).

22
Frank v. Director of Revenuegreen
moctapp · 1996 · cited in 1 Missouri opinions naming this issue, 1997–1997
1 sentence

1997Frank , at 478 (citing Schranz v. Director of Revenue, 703 S.W.2d 912, 913 (Mo.App.1986)).

11
Cook v. Director of Revenuegreen
moctapp · 1995 · cited in 1 Missouri opinions naming this issue, 1997–1997
1 sentence

1997Cook v. Director of Revenue, 890 S.W.2d 738, 739 (Mo.App.1995). “[P]robable cause ... *328 exists when the officer observes a traffic violation or unusual operation of a vehicle and, upon stopping the motorist, notes indications of alcohol consumption.” Renfro v. Director of Revenue, 927 S.W.2d 945, 947 (Mo.App.1996); Johnson, 920 S.W.2d at 131.

11
Wallace v. Director of Revenuegreen
moctapp · 1988 · cited in 1 Missouri opinions naming this issue, 1994–1994
1 sentence

1994Wallace v. Director of Revenue, 754 S.W.2d 900, 902 (Mo.App. 1988) (citing Schranz v. Director of Revenue, 703 S.W.2d 912, 913 (Mo.App.1986)).

11

Distinguished, questioned or overruled (0)

CaseNegativeCited
No negative-treatment citations attached to this issue in Missouri. Read the followed side critically anyway.

Also cited on this issue (2)

CaseCitedYears
Arizona v. Johnson green
scotus · 2009
2 sentences

2014Id.

2014Id.

22014–2014
Kienzle v. Director of Revenue green
moctapp · 1997
1 sentence

1999Kienzle, 944 S.W.2d at 327-28 ; Renfro v. Director of Revenue, 927 S.W.2d 945, 947 (Mo.App.1996).

11999–1999

Statutes the citing opinions construe

MO § Mo. Rev. Stat. § 302.505 (5) MO § Mo. Rev. Stat. § 302.535 (3) MO § Mo. Rev. Stat. § 577.010 (3)

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.

Where else courts name it

OH 13 (2002–2016) MO 10 (1988–2014) IA 7 (2010–2025) GA 5 (1999–2026) MS 3 (2017–2024) NC 2 (2024–2026) AR 2 (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.

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