i-law

Contractual Estoppel


Page 258

Index

Index

  • Account
  • Acknowledgment of debt
    • see also Account; Receipt clause
    • equitable exception 100102
    • estoppel by 9899
  • Acknowledgment of property interest
  • Admission
    • alternative to evidence 24
    • distinct from estoppel 24
  • Agreed statement
    • agrees fact or proposition as true 45, 51
    • “basis of contract” see “Basis of contract”
    • characterisation 5356
    • as consideration 143
    • contractual character 51, 67
    • distinct from promise of action 4648, 107
    • distinct from promise of truth 47, 6163, 92, 107, 157
    • distinct from representation of fact 5253
    • evidence, and 43
    • falsity irrelevant 40
    • form irrelevant 4850
    • knowledge of falsity irrelevant 4142
    • not part of written contract 5356
    • part of written contract 56
    • resolves matter in issue between contracting parties 6771
  • Assignment
    • transfer of benefit of estoppel, by 110
  • Basis clause
    • consumer context 197, 210
    • distinct from exclusion clause 129130, 196
    • entire agreement clause 130
    • negligence liability 196, 197
    • not subject to controls 196198
    • subject to controls 198
  • “Basis of contract”
    • descriptive only 64
    • formula 63
    • insurance warranties 92
    • not a test for estoppel 6566
    • receipt clause 66
    • recitals 95
  • Collateral warranty
  • Composite clause
    • commercial purpose defeated 132133
    • commingled language 130131
    • meaning 130
  • Compromise agreement
    • raises estoppel by contract 37, 105, 237
  • Conclusive evidence clause
    • “as is” 83
    • debt 8687
    • distinct from deeming clause 80
    • effect 82
    • expert determination, analogy with 84

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      issues of fact, law and mixed 85
    • loan guarantee 8788
    • manifest error 8687
    • scope 86
    • self-certification 85
  • Consideration
  • Consumer protection
  • Contract
    • basis see “Basis of contract”
    • capacity as limit to contractual estoppel 142
    • distinct from estoppel 1720
    • distinct from unconscionability 224225, 236
    • exchange of promises 20, 143
    • incomplete 18, 140
    • policy basis for enforcement 224
    • prior requirement to contractual estoppel 140, 146
    • subject to contract dealings 222223
    • unenforceable 143
    • void 141, 156, 168
    • voidable 141, 164166, 175
  • “Contractual convention”
    • when raises contractual estoppel 148, 241, 243
  • Contractual discretion
    • compared with self-certification 89, 90
    • contrasted with exercise of absolute right 89
    • not affected by entire agreement clause 114
    • restrictions on exercise 89, 90
    • review by court 91
  • Contractual estoppel
    • see also Agreed statement
    • aligned with estoppel by deed 254255
    • circuity of action 217
    • equitable exception 100102
    • fraud exception 177
    • general principle 25, 7273
    • is indeed an estoppel 25, 213218
    • is a legal estoppel 227
    • moral and philosophical case for 28
    • no requirement of clarity and unambiguity 50, 190, 233
    • no requirement of inducement, reliance, detriment 39
    • no requirement of unconscionability 40
    • not discretionary 107
    • outcomes 4244
    • policy case for 2627
    • raised by contract framed as deed 243, 244, 245
    • raised by contract without more 34, 39, 50, 219
    • rediscovered not invented 227229
    • response to criticism 215218
    • stare decisis 3639
    • third parties 108110
  • Contractual estoppel distinguished from
  • Covenant
  • Damages
    • alternative to contractual estoppel 107, 142, 217
    • alternative to rescission 165167
  • Declaration of right
  • Deed
    • covenant see Covenant
    • estoppel see Estoppel by deed
    • imported consideration 185186
    • limitation of action 110111, 256
    • void express consideration 186188
  • Deeming clause
    • aid to construction 81
    • distinct from conclusive evidence clause 80
    • raises contractual estoppel 80, 81
    • scope 81
  • Duty of care
    • see also Negligence liability
    • concurrent in tort and contract 204205
    • contractual estoppel establishes absence 34, 39, 64, 7677, 198, 218, 234
    • controls over exclusion 192, 194
    • entire agreement clause does not bar implication 153
    • test for 76
  • Entire agreement clause
    • basis clause 130
    • captures collateral warranty not collateral contract 116
    • commercial utility 120
    • definition 112
    • distinct from non-reliance clause 123124, 126128, 133134, 136, 137
    • does not capture representations of fact 122124
    • as evidence of contractual intention 121, 127, 137138, 156
    • fiduciary duties 79
    • forms 113
    • no bar to implication of law 153
    • no bar to implication of terms in fact 149150
    • no bar to rectification 155156
    • as part of composite clause 130
    • purpose 112, 114, 116
    • scope 116117, 134
    • whether bars a reverse estoppel 159160
    • whether conclusive 118, 136, 138
    • whether raises contractual estoppel 134
    • yields to contrary intention 117119, 139
    • yields to mandatory regulation 181
  • Estoppel
    • categories 911, 219
    • consideration 1820
    • cumulative effect 2123
    • defined by preclusive effect 213
    • distinct from admission 24
    • distinct from contract 1720
    • evidential or substantive effect 1112, 21
    • genera 214
    • how relates to the truth 69
    • less than a cause of action 1417
    • meaning 1
    • more than a rule of evidence 1213
    • not odious 36
    • outcomes 1112
    • requirement of clarity 232233, 255
    • subject to contract negotiations 222223
    • underlying principle 13
  • Estoppel by contract
    • see Contractual estoppel
  • Estoppel by convention
    • see also “Contractual convention”; Reliance-based estoppels
    • consensual not contractual 233, 240241
    • degree of certainty 233
    • distinct from contractual estoppel 35, 219, 234, 236242
    • distinct from estoppel by representation 10, 233, 240
    • elements 237239
    • “enlarges” contract 15
    • entire agreement clause 159160
    • expectation-enforcing 214
    • reverse 97, 158
    • unconscionability as a requirement 239
    • when concurrent with estoppel by representation 16, 18, 214, 220, 226

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    Estoppel by deed
  • Estoppel by representation
    • see also Evidential estoppel; Reliance-based estoppels
    • degree of certainty 232
    • distinct from contractual estoppel 51, 234236
    • distinct from estoppel by convention 10, 233, 240
    • elements 31, 40, 128, 235
    • at law or in equity 235, 236
    • reverse 158
    • share certificate 3
    • sub-species 235
    • unconscionability 235
    • when concurrent with estoppel by convention 16, 18, 214, 220, 226
    • when subject to statutory controls 207208, 210
    • whether rule of evidence 12, 14, 2223
    • Estoppel by tenancy
    • analogy with bailment 104
    • contractual basis 103104
    • statutory tenancy 181182
  • Estoppel in pais
    • development 9, 21, 228229
    • origin 23
    • split into reliance and expectation 229
  • Estoppel outcomes
  • Evidential estoppel
    • see also Estoppel by representation; Non-reliance clause
    • concurrent with contractual estoppel 33, 34, 40, 225, 234
    • distinct from contractual estoppel 52, 56, 129, 207, 225, 234
    • odious case 25
    • origin 31
    • probanda 31, 80
    • self-contradiction 128, 129
    • statutory controls 207
  • Exclusion clause
    • see also Basis clause; Non-reliance clause
    • addressed to secondary not primary obligations 192
    • assignment 110
    • clear words 190192
    • consumer context 209210
    • distinct from basis clause 129130, 196
    • distinct from contractual estoppel 7172, 109, 129130, 192, 195
    • freedom of contract 189191
    • negligence see Negligence liability
    • “rewriting history” see “Rewriting history”
  • Expert determination
    • analogous with conclusive evidence clause 8485
  • Fiduciary duties
    • commercial context 79
    • and contractual estoppel 7778
    • quasi-partnership 79
    • recognised special relationship 78
  • Form of variation clause
    • comparison with entire agreement clause 114115, 152
    • comparison with “subject to contract” condition 152
    • criticism 152153
    • effect 151
    • meaning 114
  • Fraud
    • elements 173
    • exception to contractual estoppel 172173, 177
    • exception to estoppel by deed 254
    • exception to non-avoidance clause 170
    • exception to non-reliance clause 176
    • exception to “signature rule” 160
    • “legal fraud” 54

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      mental element 174
    • underlying policy 175176
  • Implied terms
    • cannot be excluded by contract 148
    • can raise contractual estoppel 50, 148, 255
    • construction precedes implication 147, 149
    • and exclusion 191
    • implied by law 153
    • not barred by contractual estoppel 147
    • not barred by entire agreement clause 149150
  • Insurance
    • “basis of contract” 92
    • contractual estoppel 92
    • duty of disclosure 191
    • non-avoidance clause 170172
    • warranties 9192
  • Knowledge
    • bars claim in misrepresentation 32, 60
    • bars reliance 34, 60, 225, 238, 243
    • established by contractual estoppel 75, 79, 107
    • as foundation for estoppel 28
    • irrelevant to contractual estoppel 4142, 45, 178, 225
    • issue of fact 177
  • Legal mortgage
    • characterisation 100101
    • contractual estoppel 101102
    • equitable right to redeem 100
  • Limitation of action
    • how affected by contract 110111, 256
    • procedural character 23
  • Mandatory regulation
    • as limit to contractual estoppel 8083
    • as limit to entire agreement clause 181
    • sham 177
  • Misrepresentation
  • Mistake
  • Negligence liability
    • see also Basis clause; Duty of care
    • common law controls over exclusion 132, 193
    • concurrent in contract and tort 133, 205
    • contractual estoppel as bar 45
    • statutory controls over exclusion 194, 195, 196, 197, 198, 199
  • Non-avoidance clause
    • circularity problem 171, 172
    • fraud 170
    • meaning 170
    • not severable 171
    • policy solution to circularity problem 172
  • Non-reliance clause
    • application of “evidential estoppel” 25, 32
    • bar to a claim in misrepresentation 74, 126, 135, 137, 169
    • construction 6970, 71
    • contractual effect 127130
    • distinct from entire agreement clause 123124, 126128, 133134, 136, 137
    • meaning 125126
    • no bar to collateral warranty 124
    • no bar to fraud 176
    • no bar to implication of terms 150
    • as part of composite clause 130133
    • purpose 112
    • raises contractual estoppel 125126, 129, 135, 137, 164
    • scope 134
    • statutory controls see Exclusion clause
  • “No oral modification” clause
    • see Form of variation clause
  • Parol evidence rule
    • circular 121
    • and entire agreement clause 118, 135
    • whether a rule of evidence 14
    • yields to contractual intention 118, 127, 137
  • Promise by contract
  • Promissory estoppel
    • forbearance 19
    • not evidential 214
    • reverse estoppel 158
    • suspensory 235
  • Proprietary estoppel
  • Public policy
    • contractual estoppel 35, 41, 83, 183
    • fraudulent misrepresentation 175
    • party autonomy 177, 224
    • penalty rule 184
    • restraint of trade 183
  • Receipt clause
  • Recitals
  • Rectification
    • contractual estoppel no bar 154, 156
    • contractual intention 117, 156, 159
    • entire agreement clause no bar 119, 150, 155, 159
    • mistake 157
    • relief against estoppel by deed 253, 254
    • subjective actual intention 155
  • Reliance-based estoppels
  • Representation of fact
    • confounded with warranty 5761
    • distinct from agreed statement 5253, 62
    • distinct from warranty 29, 54, 56, 61, 123
    • entire agreement clause 122123
    • estoppel by see Estoppel by representation
    • implicit 32, 147
    • making good 3
    • promise of truth 61
    • recital 94, 256
    • reliance see Non-reliance clause
  • Repudiation
    • barred by contractual estoppel 75, 168
  • Rescission
    • analogy with non-avoidance clause 170
    • circuity of action 217
    • circularity problem 165, 168, 169
    • election 167
    • for misrepresentation 164, 173
    • policy solution to circularity problem 172, 176177
    • whether barred by contractual estoppel 164166, 168
    • whether contractual consent divisible 169, 171
  • Restraint of trade
    • limit to contractual estoppel 183
    • void consideration 187
  • Reverse estoppel
    • and contractual estoppel 158
    • by convention 97, 158
    • and entire agreement clause 119, 121, 159
    • promissory 158

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    “Rewriting history”
    • criticism of 206207
    • fairness assessment 209210
    • as statutory control test 199200
  • Sham
    • definition 177
    • genuine intention 178
    • mandatory regulation 177
    • misdescription 178
    • receipt clause 145
    • restrictions 179
  • “Signature rule”
    • fraud exception 160
    • interaction with the Interfoto principle 162
    • scope 161
  • Specific performance
    • distinct from contractual estoppel 107, 217
  • Statutory prohibition
  • Third parties
  • Warranty
    • collateral see Collateral warranty
    • confounded with representation 55, 5761
    • distinct from representation 52, 54, 55, 123, 131, 133
    • insurance 92
    • promise of truth 47, 6163, 92, 107, 157

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