What Is PAT Testing and Do You Need It?

18 June 2025

business pat testing stickers

PAT testing, or Portable Appliance Testing, is the process of checking electrical appliances to ensure they are safe to use. It involves a series of inspections and tests designed to spot potential faults before they pose a risk.

Keeping your appliances in safe working order is a vital part of maintaining a compliant and secure workplace. In the UK, while PAT testing isn’t a strict legal requirement on its own, it plays a key role in helping businesses meet their responsibilities under various health and safety regulations. Regular testing helps reduce the risk of electrical fires and accidents, ensures you meet insurance requirements, and demonstrates due diligence.

At Bolton Electrical Services, we provide professional PAT testing for businesses across Bolton and the North West. Whether you’re running a small office or managing a large site, we carry out thorough inspections that help you stay safe and compliant, with minimal disruption to your day.

What Is PAT Testing?

PAT stands for Portable Appliance Testing. It’s a process we carry out to check whether your electrical equipment is safe to use. This includes both visual checks and technical testing using specialist equipment.

We typically test any appliance that can be moved and is powered by a plug, this includes kettles, computers, extension leads, printers, and more. These are often referred to as Class I or Class II appliances, depending on their construction and level of insulation.

If it plugs in and gets regular use in a workplace setting, it should be tested regularly to ensure it won’t fail unexpectedly or create a safety hazard.

What Does the PAT Testing Process Involve?

Our PAT testing service starts with a thorough visual inspection. We look for obvious signs of damage, like frayed wires, cracked plugs, or signs of overheating. We then carry out electrical tests using our calibrated testing equipment to check for earth continuity, insulation resistance, and correct wiring.

Once tested, we label each appliance with a pass or fail sticker, so you have a clear visual record of what’s safe to use. We also provide a detailed report outlining all tested equipment and the results, which you can keep for your records and insurance compliance.

It’s a straightforward process, but one that plays a key role in protecting your staff, customers, and property.

Legal Requirements for PAT Testing in the UK

Is PAT Testing a Legal Requirement?

PAT testing is not a standalone legal requirement, but it plays a crucial role in helping businesses meet their legal obligations under several UK laws.

These include the Health and Safety at Work Act 1974, the Electricity at Work Regulations 1989, and the Provision and Use of Work Equipment Regulations (PUWER).

Each of these laws requires employers and business owners to maintain electrical systems and equipment in a safe condition.

We often remind our clients that regular PAT testing is one of the most effective ways to demonstrate that you’re fulfilling your duty of care. It shows that you’re taking reasonable steps to ensure the safety of your staff, tenants, and visitors.

Who Is Responsible for PAT Testing?

Responsibility for PAT testing usually falls on whoever controls the premises or owns the electrical equipment. This might be a business owner, facilities manager, landlord, or employer.

Regardless of the role, if you provide or allow the use of electrical appliances, it’s your duty to make sure they are safe.

The frequency of testing varies depending on how often the equipment is used, the type of appliance, and the environment it’s used in. For example, power tools on a construction site will need more frequent checks than a desktop computer in a low-risk office.

How Often Should PAT Testing Be Carried Out?

Industry-Specific Guidelines

Not every workplace is the same, so the frequency of PAT testing should reflect the environment. In a standard office, most equipment may only need to be checked every couple of years.

For industrial settings or workshops, more frequent testing is often required due to the higher risk of wear and damage. In rental properties, landlords have a duty to ensure appliances are safe at the beginning of each tenancy and regularly during occupation.

We base our recommendations on the IET Code of Practice, which provides clear guidance on testing intervals by setting and appliance type.

Creating a Risk-Based PAT Testing Schedule

The best approach to PAT testing is risk-based. That means looking at your appliances, how often they’re used, and where they’re used, then creating a schedule that makes sense for your business.

At Bolton Electrical Services, we help businesses across Bolton and the North West develop practical, compliant testing regimes. We carry out the assessments, schedule future testing, and keep detailed records to help you stay on top of your safety responsibilities.

Benefits of PAT Testing for Businesses

Reducing Electrical Risks

PAT testing plays a crucial role in preventing common electrical hazards in the workplace. By identifying faults before they become serious, we help businesses reduce the risk of electric shocks, fires, and equipment failures.

Routine testing ensures appliances remain safe to use and provides peace of mind for staff and visitors alike.

Ensuring Insurance Validity and Legal Protection

Many insurance policies require evidence of regular electrical safety checks. If an incident occurs and you can’t show that your appliances were maintained properly, you could face a rejected claim or legal repercussions.

PAT testing helps demonstrate that you’ve taken reasonable steps to meet your responsibilities under UK safety legislation, protecting both your business and your people.

Maintaining Operational Efficiency

Faulty appliances not only pose a safety risk, but they can also disrupt your day-to-day operations. A failed kettle or malfunctioning printer might seem minor until it slows productivity or causes downtime.

PAT testing helps avoid these surprises by catching problems early. It also shows your team and your clients that you take health and safety seriously, which goes a long way in building trust.

workplace pat testing

PAT Testing Services from Bolton Electrical

Local Expertise in Bolton and the North West

We’ve worked with schools, offices, retail spaces, and industrial facilities across Bolton and the wider North West. Our team uses fully calibrated testing equipment and follows the latest industry guidance to make sure your appliances are safe and compliant.

Whether you manage a small premises or a large portfolio, we tailor our PAT testing to your needs.

Detailed Reporting and Compliance Support

We don’t just test and leave. We provide clear, easy-to-read reports that show exactly what’s been tested and when it’s due for retesting. This documentation is essential for audits, inspections, and insurance purposes.

For added convenience, we can send reminders when your next round of testing is due and help you set up a reliable testing plan that fits around your business.

PAT Testing FAQs

What types of equipment need PAT testing?

If it plugs into a socket, it likely needs testing. That includes items like computers, kettles, monitors, printers, and extension leads. Both Class I and Class II appliances should be tested regularly to stay compliant.

How much does PAT testing cost for businesses?

The cost depends on how many items you need testing and how often. For most businesses, it’s a cost-effective way to stay compliant and avoid larger problems down the line. We’re always happy to provide a quick quote based on your site and requirements.

Can we do PAT testing in-house?

You can, but only if the person doing the testing is properly trained and competent. They also need the right equipment and an understanding of the standards involved. Most businesses prefer to use a professional service to ensure nothing gets missed.

Is PAT testing needed in low-risk environments like offices?

Yes, although the frequency may be lower compared to workshops or industrial sites. A risk-based approach is best, and we can help you determine what’s appropriate for your environment.

What happens if we don’t carry out PAT testing?

Without regular testing, you increase the risk of electrical faults, failed appliances, and even fires. You may also fall short of your safety responsibilities, which could lead to fines or issues with insurance claims.