Guidance

National ANPR standards

These documents relate to law enforcement automatic number plate recognition (ANPR) and the National ANPR Service (NAS).

Documents

National ANPR standards for policing and law enforcement

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National ANPR Service technical specifications

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Details

ANPR is used to help detect, deter and disrupt criminality at a local, force, regional and national level, including tackling travelling criminals, organised crime groups and terrorism. ANPR provides lines of enquiry and evidence in the investigation of crime and is used by the police and LEAs throughout the United Kingdom. The following documents are issued in respect of the use of ANPR by the police and other law enforcement agencies.

National ANPR standards for policing and law enforcement (NASPLE) is issued by the Home Office to set out the standards for the use of ANPR for law enforcement purposes by the police and other law enforcement agencies within the NAS.

NASPLE is divided into 3 sections:

  • Part 1: data standards which define the compliance requirements for ANPR data
  • Part 2: infrastructure standards which define the compliance requirements for ANPR infrastructure
  • Part 3: data access and management standards, which define the access requirements for access to ANPR data

National standards for compliance and audit of law enforcement ANPR (audit standards) is issued by the Home Office to set out the standards for the audit of the use of ANPR by the police and other law enforcement agencies.

Technical Specifications prescribes the technical specifications for data within the National ANPR Service (NAS).

You can also read our guidance on developing and reviewing your ANPR infrastructure and the National ANPR Service data protection impact assessment.

You can read a notice which the rights of data subjects under provisions of the Data Protection Act 2018 in respect of data held on the National ANPR Service (NAS).

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Published 24 January 2019
Last updated 19 November 2020 + show all updates
  1. Updated national ANPR standards for policing and law enforcement to change addition of footnote at paragraph 9.5.1.

  2. Updated National ANPR standards for policing and law enforcement and National standards for compliance and audit of law enforcement ANPR.

  3. Updated to add National ANPR Service technical specifications document.

  4. Added a link to a notice which the rights of data subjects under provisions of the Data Protection Act 2018.

  5. Guidance on developing and reviewing your ANPR infrastructure has been published.

  6. Updated NAS audit and compliance standards document

  7. First published.