Understanding PAT Testing Legal Requirements and Responsibilities in the UK
- Ricky Lawrence

- Jan 20
- 4 min read
Electrical safety in the workplace is a critical concern for employers and employees alike. Portable Appliance Testing (PAT) plays a key role in ensuring that electrical equipment remains safe to use, preventing accidents and injuries. This blog post explains what PAT testing is, the legal framework surrounding it in the UK, and the responsibilities that come with it. It also covers how often testing should be done, record-keeping rules, and the consequences of failing to comply with the law.

What is PAT Testing and Why It Matters
PAT testing involves the routine inspection and testing of electrical appliances and equipment to ensure they are safe to use. This process includes visual checks and electrical tests that detect faults such as damaged cables, loose connections, or insulation failures. The goal is to reduce the risk of electric shock, fire, and other hazards caused by faulty electrical equipment.
In workplaces, PAT testing is vital because many accidents stem from poorly maintained electrical devices. Regular testing helps identify problems early, protecting employees, visitors, and property. It also supports compliance with health and safety standards, demonstrating that an organisation takes electrical safety seriously.
Legal Framework Governing PAT Testing in the UK
There is no specific law that mandates PAT testing itself, but several regulations require employers to maintain electrical safety. These include:
The Electricity at Work Regulations 1989
This regulation requires all electrical systems and equipment to be maintained to prevent danger. It places a duty on employers to ensure electrical appliances are safe and regularly inspected.
The Health and Safety at Work etc. Act 1974
Employers must provide a safe working environment, which includes managing risks from electrical equipment.
The Provision and Use of Work Equipment Regulations 1998 (PUWER)
This requires that work equipment is suitable, maintained, and inspected regularly.
The Workplace (Health, Safety and Welfare) Regulations 1992
These regulations require that electrical installations and equipment are maintained in a safe condition.
PAT testing is a practical way to meet these legal duties by providing documented evidence that electrical appliances have been checked and are safe.
Responsibilities of Employers and Employees
Employers’ Responsibilities
Employers have the primary responsibility for ensuring electrical safety in the workplace. Their duties include:
Carrying out risk assessments to identify electrical hazards.
Implementing a PAT testing schedule based on the type of equipment and its usage.
Ensuring testing is done by competent persons, either trained in-house staff or external specialists.
Keeping detailed records of all inspections and tests.
Taking prompt action to repair or remove faulty equipment.
Providing training and information to employees about electrical safety.
Employees’ Responsibilities
Employees also play a role in maintaining electrical safety. They should:
Report any damaged or faulty equipment immediately to their employer.
Use electrical appliances properly and follow safety instructions.
Avoid tampering with or attempting repairs on electrical devices unless trained.
By working together, employers and employees can create a safer workplace environment.
How Often Should PAT Testing Be Done?
The frequency of PAT testing depends on the type of equipment, how often it is used, and the environment where it operates. The Health and Safety Executive (HSE) does not set fixed intervals but provides guidance:
High-risk environments such as construction sites or factories may require testing every 3 months.
Office equipment used in low-risk environments might be tested every 12 months.
New equipment should be tested before first use.
Equipment that is portable and frequently moved may need more frequent checks.
Visual inspections should be done regularly, often before use, to catch obvious faults early. Electrical tests should be carried out by a competent person using appropriate equipment.
Record-Keeping Requirements
Maintaining accurate records of PAT testing is essential for legal compliance and safety management. Records should include:
Details of the appliance tested (make, model, serial number).
Date of the test.
Results of the inspection and electrical tests.
Name of the person who carried out the test.
Any actions taken, such as repairs or equipment removal.
These records provide evidence that the employer has fulfilled their duty of care and can be crucial during inspections or investigations following an incident.
Consequences of Non-Compliance
Failing to comply with PAT testing requirements and electrical safety regulations can lead to serious consequences:
Legal penalties including fines and prosecution under health and safety laws.
Increased risk of accidents, such as electric shocks or fires, which can cause injury or death.
Damage to reputation and loss of trust from employees and clients.
Higher insurance premiums or refusal of coverage.
Potential civil claims for compensation if negligence leads to harm.
For example, in 2019, a UK company was fined £100,000 after an employee suffered severe electric shock due to faulty equipment that had not been properly tested. This case highlights the real risks and costs of neglecting PAT testing.
Who Needs to Follow PAT Testing Regulations?
Employers and Businesses
All employers have legal duties to ensure electrical safety under the Health and Safety at Work Act and Electricity at Work Regulations.
This applies to:
Offices and shops
Restaurants and cafes
Factories and warehouses
Schools and colleges
Healthcare facilities
Any workplace with electrical equipment

Landlords
Landlords have specific electrical safety obligations:
Under the Landlord and Tenant Act 1985:
Electrical equipment provided to tenants must be safe
Equipment must be maintained throughout the tenancy
When PAT Testing May Be Required:
Property license conditions often include PAT testing requirements
HMO licenses frequently require electrical safety measures
Some local authorities mandate PAT testing for rental properties
Self-Employed Workers
Even if you work alone, you may have electrical safety obligations if your work could affect others or if you occasionally employ people.




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