Basic Legal Principles

  1. Abatement ab initio
  2. Abstention doctrine
  3. Abstraction principle (law)
  4. Acquiescence
  5. Act of state doctrine
  6. Ademption by satisfaction
  7. Agent of record
  8. Allhusen v Whittell
  9. Alternative liability
  10. Assignment of income doctrine
  11. Associated Provincial Picture Houses Ltd v Wednesbury Corp
  12. Assumption of risk
  13. Attractive nuisance doctrine
  14. Audi alteram partem
  15. Beneficium inventarii
  16. Benefit of the inventory
  17. Best interests
  18. Blue pencil doctrine
  19. Boulevard rule
  20. Brady disclosure
  21. Burden of proof (law)
  22. Calculus of negligence
  23. Capacity (law)
  24. Carltona doctrine
  25. Castle doctrine
  26. Caveat emptor
  27. Caveat venditor
  28. Child migration
  29. Clausula rebus sic stantibus
  30. Clean hands
  31. Command responsibility
  32. Commanding precedent
  33. Common employment
  34. Comparative negligence
  35. Consideration
  36. Constitutional convention (political custom)
  37. Contra principia negantem non est disputandum
  38. Contra proferentem
  39. Contributory negligence
  40. Corporate opportunity
  41. Correlative rights doctrine
  42. Crumbling skull rule
  43. Dangerous proximity doctrine
  44. Desuetude
  45. Devaynes v Noble
  46. Discovery doctrine
  47. Doctrine of cash equivalence
  48. Doctrine of chances
  49. Doctrine of colourability
  50. Doctrine of equivalents
  51. Doctrine of exoneration of liens
  52. Doctrine of foreign equivalents
  53. Doctrine of indivisibility
  54. Doctrine of inherency
  55. Doctrine of international exhaustion
  56. Doctrine of laches
  57. Doctrine of merger
  58. Doctrine of necessity
  59. Doctrine of non-derogation from grants
  60. Doctrine of privity
  61. Doctrine of Pre-emption
  62. Doctrine of repair and reconstruction
  63. Doctrine of res judicata
  64. Doctrine of tenure
  65. Due process
  66. Duty of care
  67. Duty to rescue
  68. Duty to retreat
  69. Economic substance
  70. Eggshell skull
  71. Emergency
  72. Eminent domain
  73. English unjust enrichment law
  74. Enrolled bill rule
  75. Enterprise liability
  76. Equal authenticity rule
  77. Equity (law)
  78. Erga omnes
  79. Erie doctrine
  80. Essential facilities doctrine
  81. Estoppel
  82. Evasion (law)
  83. Everything which is not forbidden is allowed
  84. Ex turpi causa non oritur actio
  85. Ex turpi causa non oritur actio
  86. Exclusionary rule
  87. Executive privilege
  88. Exhausted combination doctrine
  89. Exhaustion doctrine under U.S. law
  90. Exhaustion of intellectual property rights
  91. Exhaustion of remedies
  92. Fair use
  93. FCC fairness doctrine
  94. Finality (law)
  95. Fireman’s rule
  96. Firm offer
  97. First-sale doctrine
  98. Fleeing felon rule
  99. Floodgates principle
  100. Forum non conveniens
  101. Fruit of the poisonous tree
  102. Frustration of purpose
  103. Functionality doctrine
  104. Good faith
  105. Good-faith exception
  106. Gravi de pugna
  107. Greenhouse effect (United States Supreme Court)
  108. Habitability
  109. Homestead principle
  110. Howe v Earl of Dartmouth
  111. Hub-and-spoke conspiracy
  112. Idea–expression divide
  113. Ignorantia juris non excusat
  114. Ignorantia juris non excusat
  115. Illinois Brick Co. v. Illinois
  116. Imminent peril
  117. Implied license
  118. Implied powers
  119. Implied repeal
  120. Implied terms
  121. Imputation (law)
  122. In loco parentis
  123. Independent source doctrine
  124. Index of children’s rights articles
  125. Inequality of bargaining power
  126. Inevitable disclosure
  127. Inevitable discovery
  128. Inherent jurisdiction
  129. Inherent powers (United States)
  130. Internal affairs doctrine
  131. Intracorporate Conspiracy Doctrine
  132. Invitation to treat
  133. Jenkins–Laporte doctrine
  134. John K. McNulty
  135. Judicial deference
  136. Judicial discretion
  137. Jurisprudence constante
  138. Just war theory
  139. Ker–Frisbie doctrine
  140. Knock and talk
  141. Laches (equity)
  142. Last clear chance
  143. Last injurious exposure rule
  144. Law of the case
  145. Learned intermediary
  146. Legal certainty
  147. Legal immunity
  148. Legality
  149. Legality of the War on Drugs
  150. List of international and European law on child protection and migration
  151. List of Latin legal terms
  152. Living tree doctrine
  153. Loss of chance in English law
  154. Mailbox rule
  155. Male captus bene detentus
  156. Margin of appreciation
  157. María Clara doctrine
  158. Market share liability
  159. Mater semper certa est
  160. Maxims of equity
  161. Maxwellisation
  162. Medical necessity
  163. Meeting of the minds
  164. Merger doctrine
  165. Merger doctrine (antitrust law)
  166. Merger doctrine (civil procedure)
  167. Merger doctrine (copyright law)
  168. Merger doctrine (family law)
  169. Merger doctrine (property law)
  170. Merger doctrine (trust law)
  171. Mirror image rule
  172. Mischief rule
  173. Mistake (contract law)
  174. Mootness
  175. Moral certainty
  176. Mount Laurel doctrine
  177. Mozambique rule
  178. Natural and legal rights
  179. Natural justice
  180. Necessity (criminal law)
  181. Negligence
  182. Nemo iudex in causa sua
  183. Nolle prosequi
  184. Nominative use
  185. Non bis in idem
  186. Nonacquiescence
  187. Nondelegation doctrine
  188. Nulla poena sine lege
  189. Nullum tempus occurrit regi
  190. Nuremberg principles
  191. Odious debt
  192. Open justice
  193. Open mines doctrine
  194. Open-fields doctrine
  195. Pacta sunt servanda
  196. Paramountcy
  197. Paraphrasing of copyrighted material
  198. Parker immunity doctrine
  199. Parol evidence rule
  200. Peremptory norm
  201. Physical proximity doctrine
  202. Plain meaning rule
  203. Police power (United States constitutional law)
  204. Political question
  205. Posting rule
  206. Precautionary principle
  207. Precedent
  208. Pre-existing duty rule
  209. Preparation and attempt
  210. Presumption
  211. Presumption of constitutionality
  212. Presumption of guilt
  213. Presumption of innocence
  214. Principle of conferral
  215. Principle of opportunity
  216. Privity
  217. Privity of contract
  218. Proper law
  219. Proportionality (law)
  220. Proximate cause
  221. Public policy doctrine
  222. Public trust doctrine
  223. Qualified immunity
  224. Quantum meruit
  225. Qui facit per alium facit per se
  226. Reasonable doubt
  227. Reasonable person
  228. Remoteness in English law
  229. Res ipsa loquitur
  230. Res judicata
  231. Rescue doctrine
  232. Respondeat superior
  233. Reverse doctrine of equivalents
  234. Ripeness
  235. Rule against foreign revenue enforcement
  236. Rule against perpetuities
  237. Rule in Dearle v Hall
  238. Rule in Dumpor’s Case
  239. Rule in Shelley’s Case
  240. Rule in Turquand’s Case
  241. Rule in Wild’s Case
  242. Rylands v Fletcher
  243. Safe harbor (law)
  244. Saunders v Vautier
  245. Scènes à faire
  246. Scrivener’s error
  247. Slippery slope
  248. Spider in the web doctrine
  249. Staatenverbund
  250. Stadtluft macht frei
  251. Standard of care
  252. Standing (law)
  253. Stand-your-ground law
  254. State actor
  255. Step transaction doctrine
  256. Stopping the clock
  257. Subsidiarity
  258. Substance over form
  259. Substantial certainty doctrine
  260. Substantial truth
  261. Suspect classification
  262. Taint (legal)
  263. Tea Rose – Rectanus doctrine
  264. Tender years doctrine
  265. Terra nullius
  266. Territorial jurisdiction
  267. Territorial principle
  268. Tipsy Coachman
  269. Tolling (law)
  270. Totality principle
  271. Transnational child protection
  272. Unaccompanied minor
  273. Unconscionability
  274. Unconscionability in English law
  275. Undue hardship
  276. Undue influence
  277. Undue influence in English law
  278. Uninsured employer
  279. United States v. American Bell Telephone Co.
  280. United States v. Glaxo Group Ltd.
  281. Universal jurisdiction
  282. Unjust enrichment
  283. Vicarious liability
  284. Volenti non fit injuria
  285. Warranty tolling
  286. wednesbury principle
  287. Workers’ compensation employer defense
  288. Year and a day rule