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Full Patrol Kit available in Missouri

Missouri police field reference

Missouri criminal and traffic statutes, the decisions that interpret them, and field guides that walk the call. Built from published state sources and stored on your phone, so it works with no signal. Covers RSMo Ch. 565+ and RSMo Ch. 302-307.

★ 4.9 from 124 ratings on the App Store · 7-day free trial for new subscribers

StreetSense app statute screen for N.J.S.A. 39:4-50, driving while intoxicated, showing grade, penalties and patrol notesStreetSense app search screen: typing "suspended" returns the matching statutes and decision trees

App screens show New Jersey. Every state pack uses the same layout.

667Missouri statutes
57Case-law entries
82Field guides
75Quick cards
OfflineWorks with no signal

Counts reflect the current Missouri content pack and change with each release.

What’s in the Missouri pack

No law-review language. Each entry tells you what the law requires, what to charge and what to do first.

StreetSense app statute screen for N.J.S.A. 39:4-50, driving while intoxicated, showing grade, penalties and patrol notes

Missouri statutes

RSMo Ch. 565+ and RSMo Ch. 302-307, with the grade, the elements to prove and a note on what to do first.

StreetSense app search screen: typing "suspended" returns the matching statutes and decision trees

Search the way you talk

Type “suspended” or “road rage” and get the right section. No statute numbers to memorize.

StreetSense app field guides screen listing decision-tree categories such as What Do I Charge, Domestic Violence and Traffic

Field guides

Step-by-step walkthroughs for the calls that go sideways, with the legal basis at each step.

StreetSense app case law library grouped by topic, including searches and warrants, vehicle stops and Miranda

Case law for patrol

Missouri decisions and the U.S. Supreme Court cases that decide your stops, in plain English with the citation.

Federal floor, Missouri rules

U.S. Supreme Court decisions set the minimum for every stop, search and arrest. Missouri’s legislature and courts can add stricter rules, and the answer on the street depends on both. The Missouri pack keeps the state’s own statutes and decisions next to the federal cases, and our blog breaks down both, state by state.

Read the blog

Missouri decisions officers should know

Missouri Supreme Court · 1990

State v. Milliorn

Odor-based probable cause rests on your credibility. The trial judge disbelieved a trooper who said he smelled raw marijuana from inside a pickup cab, and the Supreme Court deferred. The State also could not save the search as an inevitable inventory, because no one testified to the agency's routine inventory procedures.

794 S.W.2d 181

Find the opinion for State v. Milliorn

Missouri Supreme Court · 2005

State v. Pike

Twice drifting a foot over the fog line onto the shoulder with no obstruction, plus following another car at about one car length, gave reasonable suspicion of a traffic violation and justified the stop. Missouri also recognizes that a stop can rest on erratic or unusual driving even without a completed violation.

162 S.W.3d 464 (Mo. banc 2005)

Find the opinion for State v. Pike

Missouri Supreme Court · 2011

State v. Grayson

A bare, uncorroborated anonymous tip won't justify a stop — and the second your suspicion is dispelled (wrong person, wrong vehicle, no violation), the detention must end. A prior arrest record is not reasonable suspicion.

336 S.W.3d 138 (Mo. banc 2011)

Find the opinion for State v. Grayson

Each summary was checked against the court’s majority opinion on September 30, 2026. Read the decision and follow your agency’s policy; this is reference guidance, not legal advice.

Free for verified law enforcement

Temporary tags in Missouri

Scan a temporary tag and check it against the issuing state’s reference. The app shows what it found and the state’s own details. You make the call. Free for verified law enforcement, with or without a subscription.

StreetSense temporary tag scanner home screen with the Scan a Tag button

Work near a state line?

Task force, bi-state agency or a beat near the border: every state has its own page, and the Federal Kit travels with you.

The Missouri kit

Full Patrol Kit $24.99/yr · Patrol Essentials $9.99/yr · Lifetime $69.99 once, limited per state. 7-day free trial for new subscribers.

Questions

Does StreetSense cover Missouri law offline?

Yes. The Missouri pack covers RSMo Ch. 565+ and RSMo Ch. 302-307, with case law, field guides and quick cards, and it is stored on your phone, so it works with no signal. Updates download in the background the next time you have service.

What does the Missouri pack include?

The current Missouri content pack has 667 statutes, 57 case-law entries, 82 field guides and 75 quick cards. Counts change with each release.

How much does StreetSense cost?

Patrol Essentials is $9.99 a year and the Full Patrol Kit is $24.99 a year, with a 7-day free trial for new subscribers. The Lifetime Kit is $69.99 one time, where available (limited per state). It covers your selected state’s kit in the StreetSense mobile app for iOS and Android, with the content updates and new features added to the app over time. It does not unlock every state; the Lifetime All-States Kit is a separate add-on for Lifetime Kit holders. Products offered separately, such as companion apps, device integrations and agency services, are not included. See pricing and the Terms of Use, Sections 5.5 and 5.6.

Who built StreetSense?

A New Jersey police officer, Nick S. StreetSense is published by MNS Industries, LLC. Content comes from published official sources and cites its authority; see how we verify it.

Is this legal advice?

No. StreetSense is an educational reference. Federal decisions set the floor, and your state and department policy can be stricter. Follow your agency’s policy and your prosecutor’s guidance.

Carry Missouri law on your phone.

★ 4.9 from 124 ratings on the App Store. Works with no signal.