This guide is maintained as a current resource for September 2026 and covers only the laws of England and Wales. Information is for general guidance, not legal advice. Consult a qualified solicitor for advice specific to your situation.
Learn what the Criminal Cases Review Commission (CCRC) is and how it works in England and Wales. This comprehensive guide explains its role in reviewing possible miscarriages of justice, how to apply, investigatory powers, referral to appeal courts and why the CCRC is a key safeguard in the criminal justice system.
The Criminal Cases Review Commission (CCRC) is an independent statutory body that reviews possible miscarriages of criminal justice and, where appropriate, refers cases to the appeal courts in England, Wales and Northern Ireland. It operates as a final safeguard in the justice system for people who believe their conviction or sentence is unsafe or unfair after exhausting their normal appeal rights.
The Purpose of the CCRC
Once a defendant has been convicted and has pursued all available appeals, there is normally no further route to challenge that outcome. However, the law recognises that in rare cases the justice system can fail - for example, due to new evidence, procedural errors or previously undisclosed material that could affect the safety of a conviction or fairness of a sentence. The CCRC exists to investigate such claims of miscarriage of justice and, if justified, refer them to the relevant appeal court for fresh review.
The CCRC is not part of the courts, the police or the prosecution. Its independence from these bodies is central to its function, enabling it to carry out impartial investigations into alleged injustices.
The Legal Foundation and History
The CCRC was established under Section 8 of the Criminal Appeal Act 1995 and formally began operating on 31 March 1997. Its creation responded directly to a series of notorious wrongful convictions in the 1970s - including the Guildford Four, Birmingham Six and Maguire Seven - where serious failings in evidence and procedure went uncorrected by the existing appeal system. Before the CCRC, the only way to seek review after failed appeals was through the Home Secretary, a process widely criticised for lacking independence.
What the CCRC Does
Reviewing Alleged Miscarriages of Justice
The CCRC investigates convictions and sentences where:
- The applicant believes there has been a wrongful conviction, or
- A sentence is considered unfair, excessive or otherwise unsafe.
It typically looks at cases that have already been through the court appeal process and been unsuccessful on appeal. However, the Commission can consider a case in exceptional circumstances even without prior appeal.
Investigative Powers
To carry out thorough reviews, the CCRC has statutory powers to:
- Obtain documents and information from public bodies such as police forces, the Crown Prosecution Service (CPS), social services and courts.
- Request material from private individuals and organisations under court order.
- Trace and interview witnesses, both new and those involved in the original proceedings.
- Obtain further expert evidence such as scientific reports and forensic analysis.
These powers allow the Commission to uncover evidence or legal arguments that were not raised at trial or on appeal, which may suggest the original decision was unsafe.
Referral to Appeal Courts
If, after investigation, the CCRC concludes there is a real possibility that the conviction would not be upheld or the sentence would be changed if referred, it will send the case to the appropriate appeal court. This could be the Court of Appeal in England and Wales or the Court Martial Appeal Court for military convictions.
The appeal court then decides whether to quash the conviction, vary the sentence, or uphold the original decision. The CCRC does not itself overturn convictions or change sentences; it can only refer cases for further judicial review.
No Time Limit for Applications
Unlike normal appeals, there is no statutory time limit on applications to the CCRC. An application can be made many years after conviction, although practical challenges such as evidence loss can arise in older cases.
Who Can Apply and What Happens Next?
Applicants
Anyone who has been convicted or sentenced in England, Wales or Northern Ireland - and who has exhausted appeal rights - can apply to the CCRC if they believe their conviction or sentence is unsafe. This includes people acting on behalf of an applicant, such as family members or legal representatives.
Applications are free of charge. The CCRC does not require a solicitor to make an application, although legal help may assist in preparing detailed submissions.
Investigation and Decision
The Commission assesses all applications objectively and independently. It examines the original case, any new evidence or legal arguments, and gathers further material where necessary. If the Commission finds that there is a real possibility the appeal court would overturn the original decision, it will refer the case. If not, it will notify the applicant of its decision not to refer.
There is no direct appeal against a CCRC decision not to refer a case, but in limited circumstances a judicial review in the High Court may be possible to challenge how the decision was made.
Real‑World Context and Impact
The CCRC has referred hundreds of cases to appeal courts since its inception, averaging referrals at regular intervals. These referrals have led to significant legal corrections in the justice system, including cases where long‑standing convictions were quashed and, in some instances, original investigations reopened.
However, the Commission has faced scrutiny in high‑profile matters. Critics argue that limited referrals in some complex cases and challenges with scientific evidence require the CCRC to continually improve its investigative processes. Recent public discussion has highlighted the importance of forensic expertise and transparency in handling potential miscarriages of justice.
Why the CCRC Matters
The CCRC is a crucial safeguard within the criminal justice system. It provides:
- A structured and independent mechanism for investigating possible criminal miscarriages.
- Access to further scrutiny when ordinary appeal processes have concluded.
- Special powers to obtain evidence that might otherwise remain inaccessible.
- Assurance that legal outcomes are open to review when legitimate new issues arise.
This role enhances confidence in the justice system and supports the principle that no individual should be wrongfully convicted due to overlooked evidence or procedural error.
Key Takeaways
The Criminal Cases Review Commission is an independent public body established under the Criminal Appeal Act 1995 to investigate alleged miscarriages of justice and, where justified, refer cases back to the appeal courts in England, Wales and Northern Ireland. It has statutory powers to collect evidence, interview witnesses and conduct in‑depth reviews. Applications are free and can be made without a solicitor. If the CCRC finds a real possibility that an appeal court would overturn a conviction or alter a sentence, it can send the case for fresh judicial consideration. The CCRC plays a vital role in correcting injustices and maintaining public confidence in the criminal justice system.
