POLICE POWERS OF ARREST
COMPREHENSIVE QUESTION BANK WITH
TESTED SOLUTIONS AND REVIEW AIDS
●● Reasonable suspicion
Answer: Two-part test: (1) genuine (subjective) suspicion; (2)
objectively reasonable grounds.
●● Necessity test (s.24(5))
Answer: Arrest must be necessary (e.g., establish identity, prevent
disappearance/injury/obstruction, protect vulnerable persons, allow
prompt investigation).
●● PACE s.28
Answer: Officer must inform the suspect they are under arrest and state
the grounds in accessible language.
●● Taylor v Chief Constable of Thames Valley Police
Answer: Lawful if officers have an honest belief supported by
reasonable grounds; poor justification may breach Art. 5 ECHR and lead
to civil claims.
●● PACE s.117
COMPREHENSIVE QUESTION BANK WITH
TESTED SOLUTIONS AND REVIEW AIDS
●● Reasonable suspicion
Answer: Two-part test: (1) genuine (subjective) suspicion; (2)
objectively reasonable grounds.
●● Necessity test (s.24(5))
Answer: Arrest must be necessary (e.g., establish identity, prevent
disappearance/injury/obstruction, protect vulnerable persons, allow
prompt investigation).
●● PACE s.28
Answer: Officer must inform the suspect they are under arrest and state
the grounds in accessible language.
●● Taylor v Chief Constable of Thames Valley Police
Answer: Lawful if officers have an honest belief supported by
reasonable grounds; poor justification may breach Art. 5 ECHR and lead
to civil claims.
●● PACE s.117
