The Crown Prosecution Service (CPS) is the principal prosecuting authority... Show more
Crown Prosecutors and the Full Code Test Explained: Easy Guide

Crown Prosecution Service Requirements for Prosecution
The Crown Prosecution Service (CPS) plays a crucial role in the criminal justice system of England and Wales. Established in 1986 through the Prosecution of Offences Act 1985, the CPS took over prosecution duties from the police to ensure unbiased handling of cases. While the police still handle minor offenses, the CPS is responsible for more complex and serious cases.
CPS Role and Responsibilities
The CPS has several key responsibilities in the prosecution process:
- Advising police during investigations, guiding them on necessary evidence and lines of inquiry.
- Independently assessing evidence to determine whether to prosecute and what charges to bring.
- Issuing written charges and court attendance notices to defendants, as per the Criminal Justice Act 2003.
- Preparing and presenting prosecution cases in court.
The Full Code Test
The Full Code Test is the primary decision-making tool used by the CPS to determine whether a case should be prosecuted. This test is applied after the police have exhausted all reasonable lines of inquiry and consists of two stages:
1. The Evidential Test
Prosecutors must ensure there is sufficient evidence for a realistic prospect of conviction. This involves considering:
- Admissibility of evidence in court
- Reliability of evidence
- Credibility of evidence
Highlight: If a case fails the evidential test, it cannot proceed regardless of the crime's severity.
2. The Public Interest Test
If a case passes the evidential test, prosecutors then consider whether prosecution is in the public interest. Factors considered include:
- Crime severity
- Suspect's level of responsibility
- Harm suffered by the victim
- Suspect's age and maturity
- Impact on the community
- Proportionality of prosecution
- Protection of information sources
Example: A complex trial might only prosecute ringleaders to save time and resources.
The Threshold Test
The Threshold Test allows for charging suspects in cases that don't yet meet the Full Code Test criteria. This test has five conditions:
- Reasonable grounds to believe the suspect committed the offense
- Likelihood of gathering more evidence to support a realistic prospect of conviction
- Seriousness of the crime justifying immediate prosecution
- Substantial grounds for refusing bail
- Public interest in immediate prosecution
Highlight: Decisions made under the Threshold Test must be regularly reviewed as new evidence becomes available.
The CPS's rigorous decision-making process ensures that prosecutions are fair, effective, and in the public interest, maintaining the integrity of the criminal justice system in England and Wales.
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Crown Prosecutors and the Full Code Test Explained: Easy Guide
The Crown Prosecution Service (CPS) is the principal prosecuting authority in England and Wales, established by the Prosecution of Offences Act 1985to ensure impartial prosecution of criminal cases. This summary outlines the CPS's role, decision-making processes, and the tests... Show more

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Crown Prosecution Service Requirements for Prosecution
The Crown Prosecution Service (CPS) plays a crucial role in the criminal justice system of England and Wales. Established in 1986 through the Prosecution of Offences Act 1985, the CPS took over prosecution duties from the police to ensure unbiased handling of cases. While the police still handle minor offenses, the CPS is responsible for more complex and serious cases.
CPS Role and Responsibilities
The CPS has several key responsibilities in the prosecution process:
- Advising police during investigations, guiding them on necessary evidence and lines of inquiry.
- Independently assessing evidence to determine whether to prosecute and what charges to bring.
- Issuing written charges and court attendance notices to defendants, as per the Criminal Justice Act 2003.
- Preparing and presenting prosecution cases in court.
The Full Code Test
The Full Code Test is the primary decision-making tool used by the CPS to determine whether a case should be prosecuted. This test is applied after the police have exhausted all reasonable lines of inquiry and consists of two stages:
1. The Evidential Test
Prosecutors must ensure there is sufficient evidence for a realistic prospect of conviction. This involves considering:
- Admissibility of evidence in court
- Reliability of evidence
- Credibility of evidence
Highlight: If a case fails the evidential test, it cannot proceed regardless of the crime's severity.
2. The Public Interest Test
If a case passes the evidential test, prosecutors then consider whether prosecution is in the public interest. Factors considered include:
- Crime severity
- Suspect's level of responsibility
- Harm suffered by the victim
- Suspect's age and maturity
- Impact on the community
- Proportionality of prosecution
- Protection of information sources
Example: A complex trial might only prosecute ringleaders to save time and resources.
The Threshold Test
The Threshold Test allows for charging suspects in cases that don't yet meet the Full Code Test criteria. This test has five conditions:
- Reasonable grounds to believe the suspect committed the offense
- Likelihood of gathering more evidence to support a realistic prospect of conviction
- Seriousness of the crime justifying immediate prosecution
- Substantial grounds for refusing bail
- Public interest in immediate prosecution
Highlight: Decisions made under the Threshold Test must be regularly reviewed as new evidence becomes available.
The CPS's rigorous decision-making process ensures that prosecutions are fair, effective, and in the public interest, maintaining the integrity of the criminal justice system in England and Wales.
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: Criminology
9Most popular content in Criminology
9Most popular content
9Can'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.