Official form guide
Form 17.14 is a Warrant to Extend Detention under Section 50 of the Criminal Justice Act 2007. It is used by a judge or authorised court officer to legally prolong a suspect's detention while investigations continue.
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Form Overview
Form 17.14 is a Warrant to Extend Detention under Section 50 of the Criminal Justice Act 2007. It is used by a judge or authorised court officer to legally prolong a suspect's detention while investigations continue.
Plain English
If the police need more time to question or gather evidence from a person they have in custody, the court must sign a special warrant. This form records that decision and the reasons for the extra days. It only applies to criminal cases where the original custody period is about to end.
Submission Date
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Police request for bail
Bail, not detention extension
✓ Verify if bail is appropriate first
Minor offence with no serious investigation
Detention limited to 24 hours by law
✓ Use standard custody record only
Appeal against detention extension
Challenge the warrant
✓ Submit within 7 days of issuance
The warrant must be filed before the existing detention period expires, typically within 48 hours of the original charge being laid.
Field map
Proceedings
3 items
The names of the parties exactly as they appear on the originating document.
The court record number for the case, if one has been assigned.
The court and the office where the document is being filed.
Substance
2 items
What you are asking the court to do, or the information the form requires.
The facts relied on and any documents exhibited with the filing.
Execution
1 items
Signed, sworn or certified as the form requires, with proof of service where needed.
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Fillable formOpen in Editor->Form 17.14 is the current version as of 2024. No major revisions have been announced, but check the Courts Service website for any updates before filing.
Quick Facts
Form Details
Downloads & source
Mixing up Form 17.14 with Form 17.13 (bail application)
Assuming any judge can sign – only the judge hearing the case may do so
Submitting after the 48‑hour window, which renders the extension invalid
Leaving the justification field blank or too vague
Using an older paper version instead of the current electronic template
Source transparency
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