The criminal justice system involves various organizations working together to...
How Police, Courts, and Probation Work Together: Easy Criminology for Kids




Roles and Relationships of Criminal Justice Organizations
This page delves deeper into the specific roles and relationships between the various organizations within the UK criminal justice system.
Police
Role:
- Maintain law and order
- Preserve crime scenes and collect evidence
- Enforce laws
- Operate specialist departments like Criminal Investigation Department (CID)
Relationships:
- CPS: Police receive advice through CPS Direct, a 24-hour helpline, on evidence collection and charging decisions.
- Courts: Police give evidence as prosecution witnesses, transport suspects to and from court, and ensure offenders adhere to bail conditions.
- HM Prison and Probation Service: Police arrest prisoners who have breached license terms.
- Voluntary organizations: Police refer victims and witnesses to support services like Victim Support and Women's Refuges.
Highlight: The Police and Criminal Evidence Act (PACE) governs police powers to arrest, detain, question, and stop and search individuals.
Crown Prosecution Service (CPS)
Role:
- Advise police during investigations
- Decide on charges using the Full Code Test
- Prepare and present prosecution cases in court
Relationships:
- Police: Provide 24-hour advice through CPS Direct on evidence and charging decisions.
- Courts: Present prosecution cases and handle appeals against lenient sentences.
Example: The CPS might advise the police to gather additional CCTV footage to strengthen a case before deciding whether to charge a suspect.
Courts
Role:
- Handle pre-trial hearings (95% of cases start in magistrates' courts)
- Decide on plea, bail, and legal aid
- Conduct trials and pass sentences
Relationships:
- Police: Rely on police for safe transport of defendants and as prosecution witnesses.
- Judges: Ensure efficient court operations.
- Prison Service: Coordinate holding prisoners in court cells and arrange video links for prison witnesses.
Definition: Judicial process of law making refers to the creation of laws through court decisions, which set precedents for future cases.

Prison and Probation Services in the Criminal Justice System
This page focuses on the roles and relationships of the Prison Service and Probation Service within the UK criminal justice system.
Prison Service
Role:
- Supervise offenders serving prison sentences
- Ensure offenders obey prison rules
- Aid in the rehabilitation of offenders
Relationships:
- Police: Assist police in interviewing remanded prisoners and transporting offenders to prison.
- Courts: Set up video links for prisoner witnesses and ensure sentences are carried out correctly.
- Probation Service: Collaborate on prisoner release and rehabilitation plans.
Highlight: The Prison Service plays a crucial role in both punishment and rehabilitation of offenders, aiming to reduce recidivism rates.
Probation Service
Role:
- Supervise offenders serving community sentences
- Oversee prisoners released on license
- Assist with offender rehabilitation
Relationships:
- Police: Police arrest individuals who breach license terms.
- Prison Service: Coordinate supervision of offenders released on parole.
- Courts: Prepare pre-sentencing reports and supervise community sentences as directed by courts.
Example: A probation officer might meet regularly with an offender released on license to ensure they're adhering to conditions such as curfews or attending rehabilitation programs.
Vocabulary: License - A set of conditions under which a prisoner is released before their sentence is complete.
The interconnected nature of these organizations highlights the complexity of the UK criminal justice system. Each entity plays a vital role in maintaining public safety, enforcing laws, and working towards the rehabilitation of offenders. The relationships between these organizations are crucial for the effective functioning of the system as a whole.

Law Creation and Criminal Justice System Organizations
The criminal justice system in the UK involves several interconnected organizations that work together to create and enforce laws, prosecute offenders, and rehabilitate criminals. This page provides an overview of the law creation process and introduces the main organizations involved in the criminal justice system.
Law Creation
Laws in the UK are created through two main processes:
- Parliamentary law-making: Acts are passed by Parliament to create new laws or modify existing ones.
- Judicial law-making: Judges create laws through precedents and statutory interpretation.
Highlight: The administration of the Criminal Justice System is primarily handled by the Ministry of Justice and the Home Office.
Key Organizations
-
Police: Responsible for maintaining law and order, preserving crime scenes, collecting evidence, and enforcing laws.
-
Crown Prosecution Service (CPS): Advises police during investigations, decides on charges, and presents cases in court.
-
Courts: Handle pre-trial hearings, trials, and sentencing of offenders.
-
Prison Service: Supervises offenders serving prison sentences and aids in rehabilitation.
-
Probation Service: Supervises offenders serving community sentences and those released on license.
Vocabulary: CPS - Crown Prosecution Service, responsible for prosecuting criminal cases in England and Wales.
These organizations work closely together to ensure the smooth functioning of the criminal justice system. Their relationships and specific roles will be explored in more detail on the following pages.
We thought you’d never ask...
What is the Knowunity AI companion?
Our AI Companion is a student-focused AI tool that offers more than just answers. Built on millions of Knowunity resources, it provides relevant information, personalised study plans, quizzes, and content directly in the chat, adapting to your individual learning journey.
Where can I download the Knowunity app?
You can download the app from Google Play Store and Apple App Store.
Is Knowunity really free of charge?
That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.
Similar content
Most popular content: Rehabilitation
3WJEC Unit 4 Criminology
Criminology unit 4 detailed revision note
Custodial Sentencing Insights
Explore the key aims and psychological effects of custodial sentencing in forensic psychology. This summary covers deterrence, incapacitation, retribution, and rehabilitation, along with the challenges of recidivism and the impact of prison on offenders. Ideal for students studying crime and punishment.
Anger Management in Criminal Psychology
Explore the effectiveness of anger management programs in reducing aggression and criminal behavior. This summary covers key concepts such as the Stress Inoculation Model, cognitive restructuring, and the ethical implications of mandatory programs. Learn about the evaluation of various approaches, including Novaco's findings and alternative methods. Ideal for WJEC psychology students seeking to understand behavior modification techniques.
Most popular content in Criminology
9Criminology: Crime & Punishment Overview
Comprehensive mindmaps covering key concepts in the Crime and Punishment topic for WJEC Criminology Unit 4. This resource includes detailed insights into the Criminal Justice System, crime prevention strategies, sentencing models, and the roles of various agencies. Ideal for A-Level revision, ensuring you grasp essential theories and legislative processes to excel in your exams.
WJEC Unit 4 Criminology
Criminology unit 4 detailed revision note
Criminology Theories Overview
Explore key criminology theories and their implications on crime and deviance. This comprehensive summary covers biological, psychological, and sociological perspectives, including labelling theory, right realism, and the impact of social campaigns on policy development. Ideal for A-Level criminology students seeking to understand the complexities of criminal behaviour and the factors influencing crime prevention strategies.
Criminology WJEC unit 2
Unit 2 notes for criminology certificate WJEC
Criminology Theories Overview
Explore key concepts in criminology with this comprehensive summary covering Marxism, deviant behavior, biological theories, and more. Ideal for Year 12 students studying Unit 2, this resource provides textbook-accurate insights into the criminal justice system, individual rights, and various criminological theories. Enhance your understanding of crime and deviance with annotated notes designed for effective learning.
Criminology Unit 2 Overview
Explore a comprehensive summary of key concepts in criminology for WJEC Level 3 Unit 2. This document covers essential theories of crime, including biological, sociological, and psychological perspectives, as well as the impact of media, labelling theory, and crime types. Ideal for students preparing for exams or seeking a concise reference on crime and deviance.
Criminological Theories Overview
Explore key criminological theories including Marxism, Strain Theory, Labelling Theory, and Realism. This summary covers the impact of social structures on crime, the role of individual behavior, and the implications for crime policy and prevention. Ideal for WJEC Level 3 students studying criminology, this resource provides concise insights into the complexities of crime and deviance.
Criminology Unit 4 Revision Cards
These were the revision cards I used for my Criminology Unit 4 exam. Feel free to print these out and use them as an exam resource, they have been colour coded for each AC. Good luck!
Criminology Unit 2
Part 2/2
Most popular content
9Sociology of Education Overview
Explore comprehensive A-Level Sociology notes on the education system, covering key theories, policies, and sociological perspectives. This resource includes insights on marketisation, gender roles, cultural deprivation, and educational inequalities, providing a thorough understanding of how education shapes social stratification and individual achievement. Ideal for exam preparation and in-depth study.
Sociology of Families: Comprehensive Revision
Dive into an extensive overview of family dynamics, perspectives, and patterns in sociology. This resource covers key concepts such as family diversity, gender roles, marriage, and the impact of social policies on family structures. Perfect for A-Level Sociology students preparing for Paper 2.
Criminology: Crime & Punishment Overview
Comprehensive mindmaps covering key concepts in the Crime and Punishment topic for WJEC Criminology Unit 4. This resource includes detailed insights into the Criminal Justice System, crime prevention strategies, sentencing models, and the roles of various agencies. Ideal for A-Level revision, ensuring you grasp essential theories and legislative processes to excel in your exams.
Comprehensive Crime & Deviance Overview
Explore an extensive revision of crime and deviance topics, including theories, types of crime, and the impact of media. This resource covers key concepts such as Marxism, functionalism, gender and crime, and the influence of globalization on criminal behavior. Ideal for students seeking a thorough understanding of criminology and its various theories. Type: Full Topic Revision.
Cell Biology and Cell structure
cell structures
An Inspector Calls: Character Insights
Explore in-depth analysis and key quotes for characters in J.B. Priestley's 'An Inspector Calls'. This resource covers Gerald Croft, Inspector Goole, Sheila Birling, Mrs. Birling, Eric Birling, and Eva Smith, focusing on themes of class, gender roles, and social responsibility. Ideal for students aiming for Grade 8 and above.
WJEC Unit 4 Criminology
Criminology unit 4 detailed revision note
Criminology Theories Overview
Explore key criminology theories and their implications on crime and deviance. This comprehensive summary covers biological, psychological, and sociological perspectives, including labelling theory, right realism, and the impact of social campaigns on policy development. Ideal for A-Level criminology students seeking to understand the complexities of criminal behaviour and the factors influencing crime prevention strategies.
Romeo and Juliet: Key themes
Key Romeo and Juliet themes and analysed quotes
Can't find what you're looking for? Explore other subjects.
Students love us — and so will you.
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
How Police, Courts, and Probation Work Together: Easy Criminology for Kids
The criminal justice system involves various organizations working together to enforce laws, prosecute offenders, and rehabilitate criminals. This summary explores the roles and relationships between key entities like the police, courts, Crown Prosecution Service, prison service, and probation service in...

Roles and Relationships of Criminal Justice Organizations
This page delves deeper into the specific roles and relationships between the various organizations within the UK criminal justice system.
Police
Role:
- Maintain law and order
- Preserve crime scenes and collect evidence
- Enforce laws
- Operate specialist departments like Criminal Investigation Department (CID)
Relationships:
- CPS: Police receive advice through CPS Direct, a 24-hour helpline, on evidence collection and charging decisions.
- Courts: Police give evidence as prosecution witnesses, transport suspects to and from court, and ensure offenders adhere to bail conditions.
- HM Prison and Probation Service: Police arrest prisoners who have breached license terms.
- Voluntary organizations: Police refer victims and witnesses to support services like Victim Support and Women's Refuges.
Highlight: The Police and Criminal Evidence Act (PACE) governs police powers to arrest, detain, question, and stop and search individuals.
Crown Prosecution Service (CPS)
Role:
- Advise police during investigations
- Decide on charges using the Full Code Test
- Prepare and present prosecution cases in court
Relationships:
- Police: Provide 24-hour advice through CPS Direct on evidence and charging decisions.
- Courts: Present prosecution cases and handle appeals against lenient sentences.
Example: The CPS might advise the police to gather additional CCTV footage to strengthen a case before deciding whether to charge a suspect.
Courts
Role:
- Handle pre-trial hearings (95% of cases start in magistrates' courts)
- Decide on plea, bail, and legal aid
- Conduct trials and pass sentences
Relationships:
- Police: Rely on police for safe transport of defendants and as prosecution witnesses.
- Judges: Ensure efficient court operations.
- Prison Service: Coordinate holding prisoners in court cells and arrange video links for prison witnesses.
Definition: Judicial process of law making refers to the creation of laws through court decisions, which set precedents for future cases.

Prison and Probation Services in the Criminal Justice System
This page focuses on the roles and relationships of the Prison Service and Probation Service within the UK criminal justice system.
Prison Service
Role:
- Supervise offenders serving prison sentences
- Ensure offenders obey prison rules
- Aid in the rehabilitation of offenders
Relationships:
- Police: Assist police in interviewing remanded prisoners and transporting offenders to prison.
- Courts: Set up video links for prisoner witnesses and ensure sentences are carried out correctly.
- Probation Service: Collaborate on prisoner release and rehabilitation plans.
Highlight: The Prison Service plays a crucial role in both punishment and rehabilitation of offenders, aiming to reduce recidivism rates.
Probation Service
Role:
- Supervise offenders serving community sentences
- Oversee prisoners released on license
- Assist with offender rehabilitation
Relationships:
- Police: Police arrest individuals who breach license terms.
- Prison Service: Coordinate supervision of offenders released on parole.
- Courts: Prepare pre-sentencing reports and supervise community sentences as directed by courts.
Example: A probation officer might meet regularly with an offender released on license to ensure they're adhering to conditions such as curfews or attending rehabilitation programs.
Vocabulary: License - A set of conditions under which a prisoner is released before their sentence is complete.
The interconnected nature of these organizations highlights the complexity of the UK criminal justice system. Each entity plays a vital role in maintaining public safety, enforcing laws, and working towards the rehabilitation of offenders. The relationships between these organizations are crucial for the effective functioning of the system as a whole.

Law Creation and Criminal Justice System Organizations
The criminal justice system in the UK involves several interconnected organizations that work together to create and enforce laws, prosecute offenders, and rehabilitate criminals. This page provides an overview of the law creation process and introduces the main organizations involved in the criminal justice system.
Law Creation
Laws in the UK are created through two main processes:
- Parliamentary law-making: Acts are passed by Parliament to create new laws or modify existing ones.
- Judicial law-making: Judges create laws through precedents and statutory interpretation.
Highlight: The administration of the Criminal Justice System is primarily handled by the Ministry of Justice and the Home Office.
Key Organizations
-
Police: Responsible for maintaining law and order, preserving crime scenes, collecting evidence, and enforcing laws.
-
Crown Prosecution Service (CPS): Advises police during investigations, decides on charges, and presents cases in court.
-
Courts: Handle pre-trial hearings, trials, and sentencing of offenders.
-
Prison Service: Supervises offenders serving prison sentences and aids in rehabilitation.
-
Probation Service: Supervises offenders serving community sentences and those released on license.
Vocabulary: CPS - Crown Prosecution Service, responsible for prosecuting criminal cases in England and Wales.
These organizations work closely together to ensure the smooth functioning of the criminal justice system. Their relationships and specific roles will be explored in more detail on the following pages.
We thought you’d never ask...
What is the Knowunity AI companion?
Our AI Companion is a student-focused AI tool that offers more than just answers. Built on millions of Knowunity resources, it provides relevant information, personalised study plans, quizzes, and content directly in the chat, adapting to your individual learning journey.
Where can I download the Knowunity app?
You can download the app from Google Play Store and Apple App Store.
Is Knowunity really free of charge?
That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.
Similar content
Most popular content: Rehabilitation
3WJEC Unit 4 Criminology
Criminology unit 4 detailed revision note
Custodial Sentencing Insights
Explore the key aims and psychological effects of custodial sentencing in forensic psychology. This summary covers deterrence, incapacitation, retribution, and rehabilitation, along with the challenges of recidivism and the impact of prison on offenders. Ideal for students studying crime and punishment.
Anger Management in Criminal Psychology
Explore the effectiveness of anger management programs in reducing aggression and criminal behavior. This summary covers key concepts such as the Stress Inoculation Model, cognitive restructuring, and the ethical implications of mandatory programs. Learn about the evaluation of various approaches, including Novaco's findings and alternative methods. Ideal for WJEC psychology students seeking to understand behavior modification techniques.
Most popular content in Criminology
9Criminology: Crime & Punishment Overview
Comprehensive mindmaps covering key concepts in the Crime and Punishment topic for WJEC Criminology Unit 4. This resource includes detailed insights into the Criminal Justice System, crime prevention strategies, sentencing models, and the roles of various agencies. Ideal for A-Level revision, ensuring you grasp essential theories and legislative processes to excel in your exams.
WJEC Unit 4 Criminology
Criminology unit 4 detailed revision note
Criminology Theories Overview
Explore key criminology theories and their implications on crime and deviance. This comprehensive summary covers biological, psychological, and sociological perspectives, including labelling theory, right realism, and the impact of social campaigns on policy development. Ideal for A-Level criminology students seeking to understand the complexities of criminal behaviour and the factors influencing crime prevention strategies.
Criminology WJEC unit 2
Unit 2 notes for criminology certificate WJEC
Criminology Theories Overview
Explore key concepts in criminology with this comprehensive summary covering Marxism, deviant behavior, biological theories, and more. Ideal for Year 12 students studying Unit 2, this resource provides textbook-accurate insights into the criminal justice system, individual rights, and various criminological theories. Enhance your understanding of crime and deviance with annotated notes designed for effective learning.
Criminology Unit 2 Overview
Explore a comprehensive summary of key concepts in criminology for WJEC Level 3 Unit 2. This document covers essential theories of crime, including biological, sociological, and psychological perspectives, as well as the impact of media, labelling theory, and crime types. Ideal for students preparing for exams or seeking a concise reference on crime and deviance.
Criminological Theories Overview
Explore key criminological theories including Marxism, Strain Theory, Labelling Theory, and Realism. This summary covers the impact of social structures on crime, the role of individual behavior, and the implications for crime policy and prevention. Ideal for WJEC Level 3 students studying criminology, this resource provides concise insights into the complexities of crime and deviance.
Criminology Unit 4 Revision Cards
These were the revision cards I used for my Criminology Unit 4 exam. Feel free to print these out and use them as an exam resource, they have been colour coded for each AC. Good luck!
Criminology Unit 2
Part 2/2
Most popular content
9Sociology of Education Overview
Explore comprehensive A-Level Sociology notes on the education system, covering key theories, policies, and sociological perspectives. This resource includes insights on marketisation, gender roles, cultural deprivation, and educational inequalities, providing a thorough understanding of how education shapes social stratification and individual achievement. Ideal for exam preparation and in-depth study.
Sociology of Families: Comprehensive Revision
Dive into an extensive overview of family dynamics, perspectives, and patterns in sociology. This resource covers key concepts such as family diversity, gender roles, marriage, and the impact of social policies on family structures. Perfect for A-Level Sociology students preparing for Paper 2.
Criminology: Crime & Punishment Overview
Comprehensive mindmaps covering key concepts in the Crime and Punishment topic for WJEC Criminology Unit 4. This resource includes detailed insights into the Criminal Justice System, crime prevention strategies, sentencing models, and the roles of various agencies. Ideal for A-Level revision, ensuring you grasp essential theories and legislative processes to excel in your exams.
Comprehensive Crime & Deviance Overview
Explore an extensive revision of crime and deviance topics, including theories, types of crime, and the impact of media. This resource covers key concepts such as Marxism, functionalism, gender and crime, and the influence of globalization on criminal behavior. Ideal for students seeking a thorough understanding of criminology and its various theories. Type: Full Topic Revision.
Cell Biology and Cell structure
cell structures
An Inspector Calls: Character Insights
Explore in-depth analysis and key quotes for characters in J.B. Priestley's 'An Inspector Calls'. This resource covers Gerald Croft, Inspector Goole, Sheila Birling, Mrs. Birling, Eric Birling, and Eva Smith, focusing on themes of class, gender roles, and social responsibility. Ideal for students aiming for Grade 8 and above.
WJEC Unit 4 Criminology
Criminology unit 4 detailed revision note
Criminology Theories Overview
Explore key criminology theories and their implications on crime and deviance. This comprehensive summary covers biological, psychological, and sociological perspectives, including labelling theory, right realism, and the impact of social campaigns on policy development. Ideal for A-Level criminology students seeking to understand the complexities of criminal behaviour and the factors influencing crime prevention strategies.
Romeo and Juliet: Key themes
Key Romeo and Juliet themes and analysed quotes
Can't find what you're looking for? Explore other subjects.
Students love us — and so will you.
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.