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Professional Technical Surveillance Services – UK Wide
Discreet, lawful, and expert covert surveillance operations, training and equipment — trusted by corporate, government and private clients.


How to Report Anti-Social Behaviour in Newcastle upon Tyne
Anti-social behaviour (ASB) can have a serious impact on individuals, families and communities. It may include threatening behaviour, harassment, nuisance neighbours, persistent noise, drug-related activity, vandalism, graffiti, fly-tipping, abandoned vehicles, street drinking, hate-related incidents or behaviour that causes alarm, harassment or distress. If you are experiencing anti-social behaviour in Newcastle upon Tyne, it is important to report it to the right agency and
Jun 244 min read


Vehicle Tracking and Covert Surveillance – UK Legal Overview (2026 Edition)
Vehicle Tracking for Investigations in the UK Legal Considerations for Private Investigators, Councils and Housing Associations Disclaimer: This guide is for general information only and does not constitute legal advice. Organisations should seek independent legal advice before deploying vehicle tracking devices in investigations. Executive Summary The use of GPS vehicle tracking devices in the UK is subject to a combination of: Data protection: The UK's data protection legis
Jun 244 min read


Covert Surveillance: Do's and Don'ts for Private Surveillance Investigations
✅ DO Do have a legitimate reason Only carry out covert surveillance where there is a clear, lawful, and justifiable purpose, such as investigating suspected fraud, gathering evidence for legal proceedings, or protecting legitimate business interests. Do complete a DPIA Assess the privacy risks before surveillance begins. Consider whether the activity is necessary, proportionate, and legally justified. Do consider less intrusive alternatives Ask whether the objective could be
Jun 232 min read


How to Conduct a Data Protection Impact Assessment (DPIA) for Surveillance Activities
By SIASS Surveillance activities can be an essential tool in investigations, fraud prevention, litigation support, and safeguarding legitimate business interests. However, because surveillance often involves the collection and processing of personal data without an individual's knowledge, it can present significant privacy risks. Under UK GDPR, organisations must assess and manage these risks through a Data Protection Impact Assessment (DPIA). In many surveillance scenarios,
Jun 234 min read


Covert Surveillance and Housing Providers: What is Lawful?
Understanding the Legal Considerations When Gathering Evidence in Anti-Social Behaviour Cases Housing providers across the UK face increasing pressure to tackle anti-social behaviour (ASB), tenancy breaches, environmental crime and community safety concerns. Residents rightly expect action when persistent nuisance or criminality affects their quality of life, yet obtaining the evidence required to support enforcement action can often be challenging. In some cases, housing off
Jun 224 min read


ASB Case Management: When Residents Are Reluctant to Engage
Building Safer Communities Through Partnership, Evidence and Professional Support Anti-social behaviour (and ASB Case Management) remains one of the most persistent challenges facing communities across the UK. From nuisance neighbours and intimidation to drug-related activity, criminal damage and environmental disorder, ASB can have a devastating impact on residents' quality of life. Yet one of the greatest frustrations for housing associations, local authorities and enforcem
Jun 224 min read


Ethical Private Investigation
Why SIASS Stands Apart in an Unregulated Landscape - we provide not just legal but ETHICAL private investigation services. Responding to concerns over misuse of PI services and reaffirming our commitment to safe, lawful, client-centred investigations A recent Guardian investigation highlighted a worrying trend in the UK: stalkers and domestic abusers outsourcing harassment to private investigators, exploiting gaps in regulation to track and monitor people — even those seeking
Jan 303 min read


Guide to the Lawful and Ethical Use of Covert Surveillance
Private surveillance is lawful when conducted properly.
Evidence gathered by SIASS can be admissible if the legal framework is respected.
SIASS follows rigorous standards ensuring privacy, legality, and evidential quality.
Misstatements suggesting private surveillance is inherently illegal are incorrect.
Dec 3, 20254 min read


Understanding the Rules: Covert Surveillance and Technical Investigations in the UK
When planning an investigation that may involve covert surveillance, it’s vital to understand the legal framework that governs how it can be carried out. The UK Government’s Covert Surveillance and Property Interference Code of Practice sets out the rules for public authorities, but the principles are equally important for private organisations, investigators, and individuals considering the use of technical surveillance. At SIASS, we believe in carrying out all technical sur
Aug 26, 20252 min read


Is It Legal to Conduct Surveillance Privately in the UK?
Surveillance can be a powerful tool in both private and civil investigations – but it also raises important legal and ethical questions. At SIASS, we are often asked: “Is it legal to conduct surveillance privately in the UK?” The answer depends on how surveillance is carried out, who is being observed, and whether the activity complies with UK law. In this article, we’ll outline the legal position, explain the risks of carrying out surveillance without professional guidance,
Aug 26, 20252 min read


Professional Covert Surveillance in HR Investigations
The Importance of Professional Covert Surveillance in HR Investigations When handling sensitive workplace issues, Human Resources (HR) departments must ensure that decisions are fair, informed, and legally defensible. Often, this means obtaining additional information before proceeding with a serious course of action such as disciplinary action or dismissal. In many instances, covert surveillance can be a vital tool to support HR investigations – but only when carried out by
May 15, 20253 min read


Ethics and Professionalism in Technical Surveillance
At SIASS, we are committed to advancing professionalism and ethical practices in the technical surveillance industry.
Nov 19, 20242 min read


Gathering Court Admissible Evidence with SIASS: Your Covert Surveillance Experts
If you need evidence that holds up in court, trust the experts who have been doing it right for over two decades.
Oct 10, 20244 min read


Considerations for Installing Covert Cameras to Capture Evidence of Suspected Crime
Installing a covert camera to capture evidence of a suspected crime, such as elder abuse in a care home, requires careful consideration of s
Jul 11, 20243 min read


Using Covert Cameras to Capture Instances of Abuse: A Growing Necessity for Families
Elderly person In a world where vulnerable individuals are sometimes subjected to mistreatment, families often find themselves in a distressing dilemma. Ensuring the safety and well-being of loved ones, especially those who are elderly or have disabilities, can be challenging. When suspicions of abuse arise, families may feel compelled to take drastic measures, such as using covert cameras, to gather evidence. This approach, while sometimes controversial, can be a crucial ste
Jul 10, 20243 min read


Is it Legal to Hire a Private Investigator in the UK?
Due to some recent high profile media cases, featuring some unethical private investigators, we are often asked is it legal to hire a private investigator? Or, "Are private investigation services legal in the UK?" The answer is YES Clients seek the services of private investigators when they need to make an informed decision about an aspect of their personal or professional lives. Despite the media coverage of unethical and illegal practices, conducted by some in the private
Jul 4, 20233 min read


Investigating Employees
In any company, at some point it may be necessary to begin investigating employees, or conducting an investigation into an employee's activity. There are various reasons why an employer may have concerns/suspicions and investigating those concerns requires sensitive handling. An employee who is conducting themselves in a way that is fraudulent, can cause major issues for your organisation. With alarming fraudulent activities reported in the media lately (such as the Bank of
Jun 26, 20231 min read


Surveillance Services, UK
Covert surveillance specialists, we can design and undertake lawful and discreet surveillance to meet your requirements.
Jun 26, 20231 min read
Take a look at our SIASS blog posts below. From information about operations we undertake, to articles about technical surveillance issues, to details about who we are and our approach to private investigations. You will find plenty to interest you.
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