Important Legal Maxims for CLAT Exam

Published on: September 2, 2025

Important Legal Maxims for CLAT Exam

A

1.    Ab initio – From the beginning

2.    Actio personalis moritur cum persona – A personal right of action dies with the person

3.    Actori incumbit onus probandi – The burden of proof lies on the plaintiff

4.    Actus non facit reum nisi mens sit rea – An act does not make a person guilty unless the mind is guilty

5.    Ad infinitum – Without limit, endlessly

6.    Ad hoc – For a particular purpose

7.    Ad idem – Meeting of minds

8.    Ad litem – For the suit

9.    Audi alteram partem – Hear the other side

10. Animus possidendi – Intention to possess


B

11. Bona fide – In good faith

12. Bona vacantia – Goods without an owner

13. Boni judicis est lites dirimere – It is the duty of a good judge to prevent disputes

14. Brutum fulmen – An empty threat or ineffective order

15. Beneficium accrescit succedaneum – Benefit accrues to the substitute


C

16. Casus belli – Cause of war

17. Causa causans – Immediate cause

18. Causa proxima, non remota spectatur – The immediate cause, not the remote one, is considered

19. Consensus ad idem – Agreement of minds

20. Constitutiones principum leges habent vigorem – The decrees of the prince have the force of law

21. Corpus delicti – The body of the crime

22. Caveat emptor – Let the buyer beware

23. Caveat venditor – Let the seller beware

24. Consensus facit legem – Consent makes the law

25. Contra bonos mores – Against good morals


D

26. De facto – In fact

27. De jure – By law

28. De minimis non curat lex – The law does not concern itself with trifles

29. Dies non juridicus – A day on which no legal business can be done

30. Dictum – A remark by a judge which is not binding

31. Doli incapax – Incapable of crime

32. Dura lex sed lex – The law is harsh, but it is the law

33. Domus sua cuique est tutissimum refugium – Every man’s house is his safest refuge

34. Delegatus non potest delegare – A delegate cannot further delegate

35. Delictum – A wrong or offence


E

36. Ejúsdem generis – Of the same kind

37. Ex gratia – As a favour, not as a right

38. Ex officio – By virtue of office

39. Ex post facto – After the fact

40. Expressio unius est exclusio alterius – Express mention of one excludes others

41. Ex turpi causa non oritur actio – No action arises from an immoral cause

42. Estoppel – Preclusion from denying a fact

43. Ex aequo et bono – According to equity and good conscience

44. Ex debito justitiae – As a debt of justice

45. Ex parte – From one side only


F

46. Fait accompli – An accomplished fact

47. Factum valet quod fieri non debuit – What ought not to be done becomes valid when done

48. Fiat justitia ruat caelum – Let justice be done though the heavens fall

49. Functus officio – Having discharged his duty

50. Falsus in uno, falsus in omnibus – False in one thing, false in everything


G

51. Generalia specialibus non derogant – General things do not derogate from special things

52. Gladius legis est in manu judicis – The sword of the law is in the hands of the judge

53. Guardians ad litem – Guardians for the suit

54. Gratuitous – Without consideration

55. Gross negligence – Utter disregard of duty


H

56. Habeas corpus – You may have the body (writ for unlawful detention)

57. Hostis humani generis – Enemy of mankind

58. Habendum et tenendum – To have and to hold

59. Hic et nunc – Here and now

60. Hoc sensu – In this sense


I

61. Ignorantia juris non excusat – Ignorance of law is no excuse

62. Ignorantia facti excusat – Ignorance of fact excuses

63. In personam – Against a person

64. In rem – Against the world

65. In limine – At the outset

66. In situ – In its original place

67. Intra vires – Within powers

68. Inter vivos – Between living persons

69. Ipso facto – By that very fact

70. Interest reipublicae ut sit finis litium – It is in the interest of the State that there be an end to litigation


J

71. Jus cogens – Compelling law

72. Jus naturale – Natural law

73. Jus soli – Right of the soil (citizenship by birthplace)

74. Jus sanguinis – Right of blood (citizenship by parentage)

75. Jus civile – Civil law

76. Jus gentium – Law of nations

77. Jus in personam – Right against a person

78. Jus in rem – Right against the world

79. Juris et de jure – Presumption of law not rebuttable

80. Jure divino – By divine right


L

81. Laches – Delay defeats equity

82. Lex loci – Law of the place

83. Lex posterior derogat priori – Later law repeals earlier one

84. Lex non cogit ad impossibilia – The law does not compel the impossible

85. Lex specialis derogat legi generali – Special law overrides general law

86. Lis pendens – Pending litigation

87. Legatus a latere – A special representative

88. Lex fori – Law of the forum

89. Lex loci contractus – Law of the place where contract is made

90. Lex loci celebrationis – Law of the place of celebration


M

91. Malus animus – Bad intention

92. Mens rea – Guilty mind

93. Modus operandi – Mode of operation

94. Mala fide – In bad faith

95. Mandamus – We command (writ)

96. Mutatis mutandis – With necessary changes

97. Mortis causa – By reason of death

98. Motu proprio – On his own motion

99. Minima non curat praetor – The praetor does not concern himself with trifles

100.                  Monstrans de droit – Showing of right


N

101.                  Nemo debet esse judex in propria causa – No one should be a judge in his own cause

102.                  Nemo dat quod non habet – No one can give what he does not have

103.                  Nemo moriturus praesumitur mentire – A man will not meet his maker with a lie in his mouth

104.                  Nemo plus juris ad alium transferre potest quam ipse habet – No one can transfer a better title than he himself has

105.                  Nemo potest esse tenens et dominus – No one can be both tenant and landlord of the same property

106.                  Nemo potest esse simul actor et judex – No one can be both party and judge

107.                  Nemo potest esse haeres viventis – No one can be heir of a living person

108.                  Nemo presumitur esse immemor sui – No one is presumed forgetful of himself

109.                  Nihil dicit – He says nothing (default in pleadings)

110.                  Novus actus interveniens – New intervening act


O

111.                  Obiter dictum – A statement made in passing (not binding)

112.                  Obligatio est vinculum juris – Obligation is a bond of law

113.                  Onus probandi – Burden of proof

114.                  Optima lex quae minimum relinquit arbitrio judicis – The best law leaves least discretion to the judge

115.                  Optimus interpres rerum usus – Usage is the best interpreter of things

116.                  Omnia praesumuntur contra spoliatorem – All things are presumed against a wrongdoer

117.                  Omnia praesumuntur rite esse acta – All things are presumed to have been done rightly

118.                  Obligatio naturalis – Natural obligation

119.                  Opinio juris sive necessitatis – Belief that an act is legally obligatory

120.                  Oratio obliqua – Indirect speech


P

121.                  Pacta sunt servanda – Agreements must be kept

122.                  Pari delicto potior est conditio defendentis – In equal fault, the defendant’s position is stronger

123.                  Parens patriae – Parent of the nation (State as guardian)

124.                  Persona non grata – An unacceptable person

125.                  Prima facie – On the face of it

126.                  Post mortem – After death

127.                  Pro bono publico – For the public good

128.                  Pro rata – In proportion

129.                  Pro tanto – To that extent

130.                  Pro tempore – For the time being


Q

131.                  Quid pro quo – Something for something

132.                  Quo warranto – By what authority (writ)

133.                  Quantum meruit – As much as he has earned

134.                  Quorum – Minimum number required to conduct business

135.                  Quieta non movere – Do not disturb settled matters

136.                  Qui facit per alium facit per se – He who acts through another acts himself

137.                  Qui sentit commodum sentire debet et onus – He who enjoys the benefit must also bear the burden

138.                  Qui prior est tempore potior est jure – He who is earlier in time is stronger in law

139.                  Quod approbo non reprobo – One cannot approve and disapprove the same thing

140.                  Quod necessitas non habet legem – Necessity knows no law


R

141.                  Ratio decidendi – The reason for a decision (binding part of judgment)

142.                  Res ipsa loquitur – The thing speaks for itself

143.                  Res judicata – A matter already judged

144.                  Res nullius – Property belonging to no one

145.                  Res gestae – Things done (facts forming part of same transaction)

146.                  Res integra – An untouched matter

147.                  Res inter alios acta – A transaction between others

148.                  Res publica – The State, commonwealth

149.                  Res sub judice – A matter under judicial consideration

150.                  Respondeat superior – Let the master answer


S

151.                  Salus populi suprema lex – The welfare of the people is the supreme law

152.                  Sine die – Without a fixed date

153.                  Sine qua non – An essential condition

154.                  Status quo – The existing state of affairs

155.                  Stare decisis – To stand by decisions (precedent rule)

156.                  Sub judice – Under a judge’s consideration

157.                  Subpoena – Under penalty (order to attend court)

158.                  Sui generis – Of its own kind

159.                  Suppressio veri, expressio falsi – Suppression of truth is equivalent to expression of falsehood

160.                  Supremus lex – The supreme law


T

161.                  Terra nullius – Land belonging to no one

162.                  Testamentum – A will

163.                  Transgressio est continua – A continuing trespass

164.                  Tortum ab initio – Wrong from the beginning

165.                  Tutela legitima – Legal guardianship

166.                  Traditio brevi manu – Delivery with the short hand (without physical transfer)

167.                  Trespass ab initio – Trespass from the beginning

168.                  Talis qualis – Such as it is

169.                  Tempus edax rerum – Time devours all things

170.                  Turpis causa – Immoral cause


U

171.                  Ubi jus ibi remedium – Where there is a right, there is a remedy

172.                  Ultra vires – Beyond powers

173.                  Ubi eadem ratio ibi idem jus – Where there is the same reason, there is the same law

174.                  Ubique – Everywhere

175.                  Usque ad coelum et ad inferos – Ownership of land extends up to the sky and down to the earth

176.                  Usufruct – Right to use and enjoy property

177.                  Ut res magis valeat quam pereat – It is better for a thing to have effect than to be void

178.                  Unumquodque dissolvitur eodem modo quo colligatum est – Everything is dissolved in the same manner in which it is bound

179.                  Usura – Interest

180.                  Ultima ratio – Last resort


V

181.                  Vigilantibus non dormientibus jura subveniunt – The law helps the vigilant, not those who sleep

182.                  Vis-à-vis – In relation to

183.                  Vice versa – The other way round

184.                  Viva voce – By word of mouth

185.                  Volenti non fit injuria – No injury is done to one who consents

186.                  Vox populi vox dei – Voice of the people is the voice of God

187.                  Verbatim – Word for word

188.                  Veto – I forbid

189.                  Venire facias – Judicial writ for summoning jurors

190.                  Vacatio legis – A period between publication of a law and its enforcement


Z / Misc.

191.                  Zebra crossing maxim (metaphorical in tort law) – Pedestrian right of way

192.                  Zoning law maxim – Usage restriction by State

193.                  Zonam prohibitam – Prohibited zone

194.                  Zelum juris – Jealousy of the law

195.                  Zonam tutam – Safe zone

196.                  Zonam liberam – Free zone

197.                  Zelum legis – Spirit of the law

198.                  Zonam periculosam – Dangerous zone

199.                  Zelus justitiae – Zeal for justice

200.                  Zonam restrictionis – Restricted area


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