How long can police hold evidence without charges UK?

Asked by: Hassie D'Amore  |  Last update: February 21, 2026
Score: 4.4/5 (9 votes)

In the UK, police can hold evidence for as long as "reasonably necessary" for an investigation, which can range from a few days to indefinitely for serious crimes, but must be brought before a judge within three months if further detention is needed without charges or trial starting, with strict time limits (up to 96 hours, or 14 days for terrorism) for holding people in custody before charging. Property is generally returned once no longer needed as an exhibit, but serious cases like murder can see evidence retained for decades, while for summary offences, investigations typically need to lead to charges within six months.

How long can police hold evidence without charges?

California law doesn't set a specific maximum time limit for how long police can hold evidence. The duration depends entirely on the needs of the investigation and prosecution.

Can you get charged for something that happened years ago?

Yes, you can absolutely be charged for a crime years later, thanks to statutes of limitations, which set time limits for prosecution that vary greatly depending on the crime's severity, with serious offenses like murder having no limit, while misdemeanors have short ones, and felonies fall in between, often allowing charges years later. Some serious crimes, such as murder, child sexual assault, and terrorism, have no time limit, allowing charges to be filed at any point. 

What is the maximum period of detention without charges?

You can generally be detained without charges for up to 48 hours, with a common limit being 72 hours (3 days) before a judge must review the arrest or charges are filed, though this varies by location and circumstances, with some jurisdictions like California having stricter 48-hour rules, and complex cases or refusal to identify potentially extending time. Police need reasonable suspicion for an initial stop and probable cause for an arrest, with a judge determining if the detention is justified. 

What is the maximum period of police custody?

The maximum period of police custody is 15 days. It may be spread over: (i) 60 days where the offence is punishable with at least 10 years of imprisonment, or (ii) 40 days for any other offence. (BNSS2 Clause 187).

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34 related questions found

What is the maximum time the police can hold you?

24-hour detention limit

Police can hold you for up to 24 hours without charging you, giving them time to investigate and decide whether to proceed with charges.

What happens if the investigation is incomplete?

Incomplete Investigation

If the investigation is incomplete, it could lead to an improper conclusion. That witness that was missed could have changed the course of the investigation, could have proved the alleged action never occurred and could have led to different remedial action.

How long can someone be detained without charge?

You can generally be detained without charges for up to 48 hours, with a common limit being 72 hours (3 days) before a judge must review the arrest or charges are filed, though this varies by location and circumstances, with some jurisdictions like California having stricter 48-hour rules, and complex cases or refusal to identify potentially extending time. Police need reasonable suspicion for an initial stop and probable cause for an arrest, with a judge determining if the detention is justified. 

Do investigations have a time limit?

The timeframe also depends on the statute of limitations for the crime – for example, federal cases have a five-year statute of limitations, allowing investigations to potentially continue for years. If you're being investigated for criminal charges, you likely want to know what to expect.

What is the longest you can be detained?

How long you can be detained varies, but generally, police need reasonable suspicion for a brief stop (minutes to hours) and probable cause for arrest, after which you must usually be charged or released/arraigned within 24-48 hours, though serious crimes, terrorism, or legal nuances (like weekend/holiday delays) can extend this significantly, sometimes up to several days before a judge sees you, depending on the jurisdiction. 

What is the hardest criminal case to beat?

There's no single "hardest" case, but generally, homicide (especially first-degree), crimes against vulnerable victims (children, elderly), and sex crimes are incredibly tough due to high emotions, severe penalties, complex evidence, and potential jury bias, making them difficult to defend or prosecute effectively. Other challenging cases involve intricate white-collar crimes with complex financial evidence or highly sensitive matters like treason, which has a very high bar for proof. 

Can cops charge you after the fact?

However, certain serious offenses, such as rape, murder, and terrorism, have no statute of limitations, meaning the State can charge you at any time after the crime. There are also cases where the statute is extended or paused, especially for crimes involving minors or when the defendant is hiding from prosecution.

How long after an incident can you be charged?

You can be charged for a crime from immediately after it happens up to many years later, depending on the crime's severity and jurisdiction, as most crimes have a statute of limitations (often 3-5 years for felonies, shorter for misdemeanors), but serious offenses like murder, treason, or child sexual abuse often have no time limit, allowing charges at any time. State and federal laws vary, but common exceptions to the time limit include capital crimes, terrorism, and cases where DNA evidence is involved. 

Why are the police taking so long to charge me?

Police can take a long time to file charges due to extensive investigations (evidence processing, digital forensics), prosecutor's office backlogs, resource limitations (staff shortages), waiting on lab results (like toxicology), strategic decisions (building a stronger case or waiting for plea deals), or the complexity of the case, with deadlines (statutes of limitation) varying by crime type but allowing significant time for investigation before charges are filed. 

How long can you be put under investigation?

There is no statutory time limit; investigations can extend for months or even years without a set end date . An initial period of three months is set, which can be extended to six and nine months by senior police officers. Further extensions must be approved by a magistrates' court .

What are the three rules of investigation?

The three rules you should apply to every incident investigation are: Don't Cause More Damage. Don't Destroy Evidence. Don't Make Up Your Mind Before You Start Investigating.

What is the maximum time police can hold you?

How long police can hold you in custody depends entirely on the circumstance. Generally, the standard time the police can hold you for is 24 hours until they will need to charge you with a criminal offence or release you. In exceptional circumstances, they can apply to hold you for longer, up to 36 or 96 hours.

What are the four phases of investigation?

The investigative process is a progression of activities or steps moving from evidence gathering tasks, to information analysis, to theory development and validation, to forming reasonable ground to believe, and finally to the arrest and charge of a suspect.

How much evidence is needed to be charged?

To charge someone, police need probable cause (a reasonable belief a crime occurred and the person did it), a lower standard than for conviction, which requires proof beyond a reasonable doubt (near certainty of guilt). Charges can start with just a witness statement or officer observation, but for conviction, prosecutors need strong evidence like testimony, forensics, or consistent circumstantial evidence to prove guilt, not just suspicion, to a judge or jury. 

What is the 72 hour rule in jail?

The "72-hour rule" in jail generally means law enforcement must bring an arrested person before a judge or file formal charges within 72 hours (excluding weekends/holidays) of arrest, or the person must be released, though this is a guideline, and delays (especially for lab results) can occur. This initial appearance, called a preliminary hearing or arraignment, determines bail and appoints counsel, influencing the case's early direction.
 

How long can police keep evidence after the case is closed?

There is no legal time frame. The police can hold onto your property indefinitely, and they will if they believe you won't object.

How long can a pending investigation take?

In California, the DA can take weeks or months to make a decision. If your name is part of a report, there's a chance you're under investigation, even if no one has formally told you.

What is the maximum period for police custody?

BNSS Section 187: The New Landscape

Section 187 of BNSS, the corresponding provision to Section 167 of CrPC, retains the 15-day limit on police custody. However, it introduces a crucial change in its wording, allowing investigating agencies to seek this period “in the whole or in part over 60 or 40 days”.

What not to say during investigation?

Don't Express Personal Opinions or Judgments. The investigation is not about how you feel or what you think. Its purpose is to collect facts and make a decision based on those alone.