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Understanding Illegality in Contract Law

Apr 14, 2025

Lecture Notes on Illegality and Public Policy

Introduction

  • Discussion on illegal public policy.
  • Reference to a case: Humans and Coffee, Supreme Court of Ghana Law Report 1996-97, page 596.
  • Focus on duress and undue influence.

Case Study: Humans and Coffee

  • 68-year-old engineer detained by police due to creditor complaints.
  • Police coercion led to the sale of his house to pay debts.
  • The engineer contested the sale as being under duress.
  • Supreme Court explained duress in contracts and its implications.
    • Duress involves threats that are illegitimate.
    • Consent must be genuine and not under pressure.

Illegality and Public Policy

  • Introduction to concepts of illegality and public policy in contracts.
  • An illegal contract cannot be enforced, even if other contractual elements are present.
  • Exceptions are made when public interest is at stake.

Contracts Illegal at Common Law

  1. Contracts to Commit Crimes or Wrongs:
    • Contracts involving criminal acts are illegal.
    • Example cases: Alexander and Rayson, Foster and Driscoll.
  2. Contracts Promoting Sexual Immorality:
    • Contracts that endorse or encourage sexual immorality are void.
    • Example case: Pearce and Brooks.
  3. Contracts Promoting Corruption:
    • Illegal contracts include those encouraging corruption in public life.
    • Example case: Parkinson's Case.
  4. Contracts Prejudicial to Justice Administration:
    • Contracts obstructing justice are illegal.
    • Example cases: R v. Andrews, R v. Kearns.
  5. Contracts Against State Interests:
    • Contracts that harm state interests or violate international regulations are void.
    • Example case: Ragazzoni v. KC Sethia.

Consequences of Illegality

  • Illegal contracts are generally void from inception.
  • Exceptions where recovery may occur:
    • Parties not in pari delicto (not equally at fault).
    • Contract withdrawal before substantial performance.

Case Study: City & Country Waste Limited v. AMA

  • Contract deemed illegal due to non-compliance with statutory provisions.
  • Supreme Court emphasized that unjust enrichment must be avoided.
  • Adoption of a structured discretionary approach.

Contracts Void at Common Law

  1. Ousting Court Jurisdiction:
    • Contracts limiting court jurisdiction are void.
    • Example case: Baker v. Jones.
  2. Contracts Prejudicial to Marriage:
    • Contracts affecting marriage status are void.
    • Example case: Hermann v. Charlesworth.
  3. Restraint of Trade Contracts:
    • Contracts limiting one's ability to trade or work are void unless reasonable.
    • Example case: Nordenfelt v. Maxim Nordenfelt Guns.

Restraint of Trade

  • Contracts should not unduly limit one's ability to earn a living.
  • Restraints must protect legitimate interests and be reasonable.
  • Example of employment contract restraints discussed.

Conclusion

  • Illegality and public policy are crucial in determining contract enforceability.
  • Contracts must align with legal standards and public interest to be valid.