MO BAR Cheat Sheet 2026

The 30 highest-yield MO BAR facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. Which constitutional provision prohibits double jeopardy—being tried twice for the same offense? → Fifth Amendment
2. Under FRE 407, evidence of subsequent remedial measures is generally inadmissible to prove which of the following? → Negligence or culpable conduct
3. In Missouri, what is the effect of a property deed that includes the phrase “subject to existing easements”? → The buyer is granted title subject to any easements that are already recorded.
4. Under pure comparative fault, a plaintiff who is 60% at fault for their own injury and suffered $100,000 in damages would recover: → $40,000
5. Under the Fourth Amendment, which exception allows police to search incident to a lawful arrest without a warrant? → Search incident to arrest
6. Under FRE 615, which party cannot be excluded from the courtroom under the rule on witnesses? → A party who is a natural person
7. In a contract dispute, which party bears the burden of proving that a contract existed? → The plaintiff seeking enforcement
8. Under UCC Article 2, which implied warranty guarantees that goods are fit for their ordinary purposes? → Implied warranty of merchantability
9. The right to a speedy trial under the Sixth Amendment is evaluated using which balancing test? → Barker v. Wingo four-factor test
10. Missouri's wrongful death statute allows which parties to bring a wrongful death claim? → Spouse, children, parents, or siblings in specified order
11. Under Missouri law, which court has exclusive original jurisdiction over felony criminal cases? → Circuit court
12. Which remedy places the non-breaching party in the position they would have occupied had the contract been fully performed? → Expectation damages
13. Which standard of care applies to a licensed professional such as a physician accused of malpractice? → The standard of care of a reasonably competent professional in the same field
14. A defendant's guilty plea must be knowing, voluntary, and intelligent. Which Supreme Court case established the standard for accepting guilty pleas? → Boykin v. Alabama
15. Under Missouri law, which doctrine may allow a court to hold a parent corporation liable for the debts of its subsidiary? → Piercing the corporate veil
16. The Eleventh Amendment generally bars federal court suits against states by whom? → All of the above
17. Which defense claims the defendant lacked the mental capacity to understand the nature and wrongfulness of the act at the time of the offense? → Insanity defense
18. Which remedy allows recovery of the value of benefits conferred on a party who would otherwise be unjustly enriched, even without a valid contract? → Quasi-contract/restitution
19. What is the constitutional minimum for standing to sue in federal court? → Injury in fact, causation, and redressability
20. The Sixth Amendment right to counsel attaches at which point in criminal proceedings? → At the initiation of formal adversarial proceedings
21. Under Missouri law, which level of intent is required for the crime of assault in the first degree? → With serious purpose of causing serious physical injury
22. Miranda warnings are required before custodial interrogation. Which is NOT one of the four Miranda warnings? → Right to a jury trial
23. Under the parol evidence rule, which type of evidence is generally excluded when interpreting a fully integrated written contract? → Prior or contemporaneous oral agreements that vary the written terms
24. Which constitutional amendment prohibits cruel and unusual punishment? → Eighth Amendment
25. Which constitutional provision prohibits states from passing laws that impair the obligation of contracts? → The Contracts Clause
26. Under the Fourteenth Amendment, substantive due process protects which category of rights from government interference without sufficient justification? → Fundamental rights
27. Under FRE 404(a)(2), when may a criminal defendant introduce evidence of a pertinent character trait of the victim? → To show the victim was the first aggressor in a self-defense case
28. Under Missouri civil procedure, what is the general statute of limitations for personal injury claims? → 5 years
29. Which doctrine requires prosecutors to disclose material exculpatory evidence to the defense? → Brady doctrine
30. Under FRE 404(b), evidence of prior bad acts is generally inadmissible to show character, but admissible for which purpose? → To show motive, opportunity, intent, knowledge, or absence of mistake