Main Cases and Statutes for Blackmail
Blackmail — Main Cases And Statutes
Written and Compiled By Sir Hunain Zia (AYLOTI), World Record Holder With 154 Total A Grades, 11 World Records and 7 Distinctions, Educate A Change.
Main Statute For Blackmail
| Statute | Importance |
|---|---|
| Theft Act 1968 | Main Law Governing Blackmail |
Section 21 Theft Act 1968 — Blackmail
Rule
• A Person Commits Blackmail Where They
• Make Unwarranted Demand
• With Menaces
• With View To Gain For Self/Another
OR
• With Intent To Cause Loss To Another
Key Importance
• Demand Essential
• Menaces Essential
• Gain/Loss Intention Required
• Actual Gain/Loss Not Necessary
Blackmail Universal Chain
• Demand Made
• Menaces Used
• Demand Unwarranted
• Intent To Gain/Cause Loss Present
• Blackmail Established
Demand
Section 21 Theft Act 1968 — Demand Requirement
Rule
• Defendant Must Make Demand
Key Importance
• Demand May Be Express Or Implied
• Formal Language Not Required
• Jury Determines Whether Demand Exists
Main Cases For Demand
| Case | Principle |
|---|---|
| Collister And Warhurst | Demand May Be Implied |
| Clear | No Special Words Required |
Collister And Warhurst Chain
• Defendant Implied Requirement Through Conduct
• Direct Words Not Necessary
• Demand Requirement Satisfied
• Blackmail Possible
Clear Chain
• Informal Language Used
• Court Confirmed Specific Wording Unnecessary
• Demand Established
Menaces
Section 21 Theft Act 1968 — Menaces Requirement
Rule
• Demand Must Be Reinforced By Menaces
Key Importance
• Menaces Include Threats/Pressure
• Violence Not Necessary
• Economic/Reputational Threats Sufficient
Main Cases For Menaces
| Case | Principle |
|---|---|
| Thorne v Motor Trade Association | Economic Pressure = Menaces |
| Harry | Reputation Threats Constituted Menaces |
| Lawrence And Pomroy | Victim Vulnerability Important |
Thorne v Motor Trade Association Chain
• Defendant Threatened Commercial Harm
• Economic Pressure Applied
• Menaces Requirement Satisfied
• Blackmail Possible
Harry Chain
• Defendant Threatened Exposure/Reputation Harm
• Non-Violent Threat Used
• Menaces Established
Lawrence And Pomroy Chain
• Victim Particularly Vulnerable
• Threat More Serious Due To Circumstances
• Menaces Requirement Easier To Satisfy
Written and Compiled By Sir Hunain Zia (AYLOTI), World Record Holder With 154 Total A Grades, 11 World Records and 7 Distinctions, Educate A Change.
Unwarranted Demand
Section 21 Theft Act 1968 — Unwarranted Demand
Rule
Demand Is Unwarranted Unless Defendant Believes:
• They Have Reasonable Grounds For Demand
AND
• Menaces Are Proper Means Of Reinforcement
Key Importance
• Both Beliefs Must Exist
• Test Is Subjective
• Honest Belief Important
Main Cases For Unwarranted Demand
| Case | Principle |
|---|---|
| Harvey | Subjective Belief Test |
| Lambert | Genuine Claim May Still Become Blackmail |
Harvey Chain
• Court Examined Defendant’s Actual Belief
• Subjective Test Applied
• Honest Belief Central To Liability
Lambert Chain
• Defendant Believed Money Owed
• Menaces Still Improper
• Blackmail Liability Possible
Gain And Loss
Section 34 Theft Act 1968 — Gain/Loss
Rule
Gain Includes:
• Keeping Existing Property
OR
• Obtaining New Property
Loss Includes:
• Losing Existing Property
OR
• Being Deprived Of Future Property
Key Importance
• Gain/Loss Broadly Defined
• Actual Transfer Not Necessary
• Temporary Benefit/Harm Sufficient
Main Cases For Gain/Loss
| Case | Principle |
|---|---|
| Bevans | Gain/Loss Broadly Interpreted |
Bevans Chain
• Defendant Intended Financial Benefit/Harm
• Broad Meaning Applied
• Gain/Loss Requirement Satisfied
Intent To Gain Or Cause Loss
Section 21 Theft Act 1968 — Mens Rea
Rule
• Defendant Must Intend Gain
OR
• Intend Loss
Key Importance
• Financial Purpose Important
• Actual Gain/Loss Unnecessary
Main Cases
| Case | Principle |
|---|---|
| Bevans | Broad Interpretation Of Gain/Loss |
Threats
Section 21 Theft Act 1968 — Threat Requirement
Rule
• Threats May Reinforce Demand
Key Importance
• Threats May Be Verbal/Implied
• Violence Not Necessary
• Reputation/Economic Threats Sufficient
Main Cases For Threats
| Case | Principle |
|---|---|
| Harry | Reputation Threats Sufficient |
| Thorne v Motor Trade Association | Economic Threats Sufficient |
Harry Chain
• Defendant Threatened Exposure
• Threat Pressured Victim
• Threat Counted As Menace
• Blackmail Possible
Thorne Chain
• Defendant Threatened Business Harm
• Commercial Pressure Applied
• Threat Counted As Menace
Written and Compiled By Sir Hunain Zia (AYLOTI), World Record Holder With 154 Total A Grades, 11 World Records and 7 Distinctions, Educate A Change.
Implied Threats
Section 21 Theft Act 1968 — Implied Menaces
Rule
• Threat Need Not Be Directly Spoken
Key Importance
• Conduct Alone May Create Threat
• Context Important
Main Cases
| Case | Principle |
|---|---|
| Collister And Warhurst | Implied Pressure Sufficient |
Collister And Warhurst Chain
• Defendant Used Indirect Pressure
• Context Suggested Threat
• Implied Menaces Accepted
Subjective Belief
Section 21 Theft Act 1968 — Belief Requirement
Rule
• Defendant’s Honest Personal Belief Considered
Key Importance
• Objective Reasonableness Less Important
• Actual Mental State Central
Main Cases
| Case | Principle |
|---|---|
| Harvey | Subjective Belief Applied |
Harvey Chain
• Defendant Claimed Belief In Justification
• Court Examined Honest State Of Mind
• Subjective Standard Applied
Vulnerable Victim
Section 21 Theft Act 1968 — Menaces Context
Rule
• Victim Characteristics May Affect Whether Menaces Exist
Key Importance
• Threats More Serious Against Vulnerable Victims
• Courts Consider Circumstances
Main Cases
| Case | Principle |
|---|---|
| Lawrence And Pomroy | Vulnerability Increased Effect Of Threat |
Lawrence And Pomroy Chain
• Victim Particularly Vulnerable
• Threat Carried Greater Pressure
• Menaces Requirement Strengthened
Dishonesty Related Cases
Theft Act 1968 — Dishonesty Principles
Rule
• Dishonesty Often Relevant To Evaluating Conduct
Main Cases
| Case | Principle |
|---|---|
| Barton And Booth | Modern Objective Dishonesty Test |
| Ghosh | Previous Two-Stage Test |
Barton And Booth Chain
• Court Examined Defendant Knowledge/Beliefs
• Jury Applied Honest Standards
• Dishonesty Determined Objectively
Written and Compiled By Sir Hunain Zia (AYLOTI), World Record Holder With 154 Total A Grades, 11 World Records and 7 Distinctions, Educate A Change.
Most Important Blackmail Statutes To Memorise
| Section | Topic |
|---|---|
| s21 Theft Act 1968 | Definition Of Blackmail |
| s34 Theft Act 1968 | Definition Of Gain/Loss |
Most Important Blackmail Cases To Memorise
| Area | Case |
|---|---|
| Implied Demand | Collister And Warhurst |
| Informal Demand | Clear |
| Economic Menaces | Thorne v Motor Trade Association |
| Reputation Threats | Harry |
| Victim Vulnerability | Lawrence And Pomroy |
| Subjective Belief | Harvey |
| Genuine Claim + Menaces | Lambert |
| Gain/Loss Interpretation | Bevans |
| Dishonesty | Barton And Booth |
Most Important Universal Chains
Blackmail Universal Chain
• Demand Made
• Menaces Used
• Demand Unwarranted
• Intent To Gain/Cause Loss Present
• Blackmail Established
Menaces Universal Chain
• Threat/Pressure Applied
• Victim Pressured By Threat
• Violence Not Necessary
• Menaces Established
Unwarranted Demand Universal Chain
• Defendant Makes Demand
• Belief In Justification Examined
• Improper Menaces Used
• Demand Unwarranted
Gain/Loss Universal Chain
• Defendant Intends Benefit/Harm
• Financial Purpose Present
• Actual Transfer Unnecessary
• Mens Rea Established
Written and Compiled By Sir Hunain Zia (AYLOTI), World Record Holder With 154 Total A Grades, 11 World Records and 7 Distinctions, Educate A Change.