TISS Electrical

TISS Electrical
With decades of hands on experience, our teams deliver Inspection and Testing of Electrical Equipment, Emergency Lighting Testing, RCD Testing, Fixed Wire Testing (EICR), and combination testing programmes, all carried out to the latest BS7671 standards. This blog shares practical guidance, compliance updates, and insights from the engineers who carry out this work every day.

Saturday, March 21, 2026

Does A Rented Property Need An EICR Before Tenants Move In?

 

Does A Rented Property Need An EICR Before Tenants Move In?

If you rent out a property, the short answer is yes. You need a valid EICR in place before tenants move in.

It is a legal requirement in many cases and a key part of keeping people safe. Even if everything seems to work fine, the wiring behind the walls is always ageing.

Problems can build up slowly without any clear signs.

That is why testing is done before a tenancy begins, not after something goes wrong.

What Is An EICR And Why Does It Matter?

An EICR stands for Electrical Installation Condition Report. It is a full check of the fixed electrical system in a property. This includes things like:

  • Wiring hidden in walls and ceilings
  • Sockets and switches
  • The fuse box or consumer unit
  • Lighting circuits

The purpose is to check if the system is safe to use and highlights anything that needs fixing.

You might hear this called fixed wire testing. That name is still widely used because it clearly describes what is being tested.

The official term is now EICR, which refers to the report you receive at the end.

Is An EICR Required Before New Tenants Move In?

For residential rental properties in England, the Electrical Safety Standards in the Private Rented Sector (England) Regulations 2020 requires landlords to have a valid EICR in place. This means:

  • The report must be no more than five years old
  • It must be available before tenants move in
  • A copy must be given to the tenant

If you are starting a new tenancy, you cannot rely on outdated or missing documentation. The property must be proven safe at the start of the agreement.

What Happens If You Do Not Have One?

Skipping an EICR is not worth the risk. Without one, you could face:

  • Fines from the local authority
  • Issues with insurance claims
  • Legal problems if someone is injured

More importantly, you are putting tenants at risk. Electrical faults can lead to shocks or fires, and they often develop without warning.

What Does The Inspection Actually Check?

An engineer will carry out a full inspection and a series of tests.

They will look for visible damage like cracked sockets or exposed wiring and open the consumer unit to check connections and safety devices.

They will also test circuits to make sure everything is working correctly and check that safety devices like RCDs trip when they should.

Some faults are easy to spot. Others can only be found with proper testing equipment.

Understanding The Results

After the inspection, you receive a report with clear codes.

  • C1 means danger is present and must be fixed immediately
  • C2 means it could become dangerous and needs urgent repair
  • C3 means improvement is recommended but not urgent
  • FI means further checks are needed

If your report includes C1 or C2 issues, it will be marked unsatisfactory. These must be fixed, usually within 28 days, before the property can be considered safe.

How Often Does A Rental Property Need Testing?

Most rental properties need an EICR every five years.

However, you may need one sooner if the previous report recommends earlier testing, there has been damage or major electrical work or the condition of the system is uncertain.

The key point is that the property must always have a valid and up to date report.

Why Doing It Before Tenants Move In Makes Sense

Arranging an EICR before a tenancy starts gives you control. You can:

  • Fix any issues without disrupting tenants
  • Avoid complaints or emergency callouts
  • Start the tenancy with clear proof the property is safe

It is far easier to deal with problems early than after someone has already moved in.

Book Your EICR Before Your Next Tenancy

Getting your property ready for tenants should not feel uncertain. With the right checks in place, you know everything is safe from day one.

If your EICR is due or you are unsure where you stand, speak to our TISS Electrical team on 01245 377 625 now.

We will guide you through the process, carry out a proper inspection and make sure your property is ready for tenants without delays.

What Electrical Faults Show Up Most Often During Fixed Wire Testing?

 

What Electrical Faults Show Up Most Often During Fixed Wire Testing?

Most electrical systems do not fail overnight. They wear out slowly. Everything may seem to work as normal but behind the scenes, small issues can build up over time.

That is why fixed wire testing often uncovers faults that no one knew were there.

If you are wondering what engineers actually find during a test, here are the issues that come up most often and what they mean in real terms.

Connections That Have Worked Loose Over Time

One of the most common findings is something very simple. Connections that are no longer tight.

As electrics are used, heat builds up and cools down again. This natural cycle causes small movements in the wiring.

Over time, that movement can loosen connections inside sockets, switches and distribution boards.

At first, there is no obvious problem. But a loose connection creates heat, and heat can lead to burning or fire if it is not dealt with.

This is why something that looks minor can quickly become serious.

Ageing Cables That Are No Longer Fully Protected

Cables are designed to last but they do not last forever.

The outer layer, known as insulation, can slowly break down. This is more likely in older buildings or areas exposed to heat, dust or moisture.

During testing, engineers check whether the insulation is still doing its job. If it is not, electricity can leak out in small amounts, which increases the risk of shocks or faults.

What makes this tricky is that everything may still appear to work normally.

Earthing That Does Not Fully Protect You

Earthing is one of the most important safety features in any electrical system.

If something goes wrong, it should direct electricity safely away from people. But this only works if the earthing is correct and complete.

Testing often reveals gaps in this protection. Sometimes connections are missing. In other cases, they are present but not working as they should.

These issues are easy to miss in day to day use but they matter a great deal when a fault occurs.

Systems Under More Pressure Than They Were Built For

Many buildings are using more power today than they were originally designed for. Extra equipment, added circuits and years of changes can all place strain on the system.

Fixed wire testing often highlights circuits that are carrying more load than they should.

This does not always cause immediate failure but it does increase the risk of overheating and long term damage.

It is a gradual problem that builds quietly in the background.

Safety Devices That Cannot Be Trusted

Devices such as RCDs are there to protect people by cutting the power quickly if a fault is detected.

The issue is that you cannot tell if they are working just by looking at them.

During testing, engineers check how fast these devices respond. In many cases, they either respond too slowly or not at all.

This means the protection you think you have may not actually be there when you need it.

Wiring That Is Not Quite Right

Another common finding is wiring that has been installed incorrectly at some point.

This might be due to older work, changes over the years or poor quality installations. One example is polarity issues, where connections are reversed.

Everything may still function, which is why it often goes unnoticed. But the safety of the system is reduced and the risk of shock is higher.

Signs Of Wear That Have Been Overlooked

Some faults are visible but they are easy to ignore.

Cracked sockets, discoloured fittings or signs of heat damage are often spotted during the first visual check. These are early warnings that something is not right.

They may not stop anything from working today but they point to problems that need attention.

Why These Faults Are Often Missed

The key thing to understand is that most electrical faults do not make themselves obvious.

They develop slowly and sit in the background. By the time a problem becomes noticeable, it is often more serious than it needed to be.

Fixed wire testing brings these issues to light early, while they can still be dealt with safely and simply.

What It Means For Your Property

When faults are found, they are recorded in your report and given a clear level of urgency.

Some need immediate action, while others can be planned and dealt with over time. Either way, you are given a clear picture of the condition of your electrical system.

That clarity is what helps you stay safe and compliant.

Book Your Fixed Wire Testing Today

If your building has not been tested recently or you are unsure of its condition, it is worth getting it checked properly.

Speak with our TISS Electrical team today. We will talk you through the process, carry out a thorough inspection and explain everything in plain terms so you know exactly where you stand.

Call us on 01245 377 625 to stay safe, compliant and keep your building running without risk.

How Often Should Fixed Wire Testing Be Done?

How Often Should Fixed Wire Testing Be Done?

It is easy to forget about your electrics when everything works. Lights come on, equipment runs and the building feels safe.

But behind the walls, your wiring is slowly ageing.

That is why fixed wire testing is not something you do once and forget. It is something that needs to be done at the right time, based on how your building is used.

So how often should it actually happen?

There Is A Guideline But It Is Not One Size Fits All

Most people hear that fixed wire testing should be done every five years. That is true for many buildings, especially offices and shops with steady use.

But that is only the starting point. The real answer depends on what your building goes through day to day.

A quiet office is very different from a factory running heavy machines or a kitchen full of heat and steam. Even though the wiring might look the same, the wear on it is not.

In some places, testing every five years is fine. In others, waiting that long would be a risk.

What Changes The Testing Frequency?

The environment plays a big part. Buildings with moisture, heat or dust will see electrical systems wear down faster. The same goes for places with constant use or high power demand.

Think about a factory floor compared to a small office. One has vibration, heavy loads and long running hours. The other is much lighter on the system.

It makes sense that one needs checking more often than the other.

Public spaces also tend to be tested more regularly. The more people using a building, the higher the responsibility to keep everything safe.

Why Three Years Is Common In Busier Sites

In more demanding environments, testing is often done every three years. This is common in industrial settings, entertainment venues and busy commercial spaces.

The reason is that faults develop faster under pressure.

Connections can loosen, insulation can break down and safety devices can wear out sooner than expected.

Without testing, none of this is visible. Everything may still appear to work as normal.

That is what makes electrical faults dangerous. They do not always give a warning.

When Testing Needs To Be Even More Frequent

Some locations cannot afford to take chances.

Medical areas with life critical systems, swimming pools and outdoor installations are often tested every year.

Construction sites may be tested even more often because the setup changes and the risk is higher.

In these cases, it is not about following a schedule but managing risk properly.

Your EICR Tells You What To Do Next

After a fixed wire test, you receive an Electrical Installation Condition Report.

This report does more than highlight issues. It also gives a clear recommendation for when the next test should take place.

That recommendation matters more than any general rule.

It is based on what the engineer has seen, how your system is performing and whether there are signs of wear.

A newer installation in good condition might stay on a longer cycle. An older system may need checking sooner.

Following that advice keeps you one step ahead of problems.

Why Waiting Too Long Is A Risk

Electrical systems do not suddenly fail without reason. Problems build over time.

A loose connection today might not cause trouble straight away. Months later, it could lead to overheating. In the worst cases, that becomes a fire risk.

The same goes for safety devices. They are there to protect people but they need to work properly when it matters.

Without testing, you are relying on guessing.

There is also the legal side to consider. You are expected to keep your electrical system safe.

If something goes wrong and there is no proof of proper maintenance, it can quickly become a serious issue.

A Simple Way To Think About It

If you are unsure, use this as a quick guide:

  • Low use, simple buildings → every 5 years
  • Busy or demanding environments → every 3 years
  • High risk areas → yearly or more

Then, above all of that, follow what your last report says. That is the most accurate guide you have.

Keep Your Building Safe And Inspection Ready

Fixed wire testing is not just about compliance. It is about knowing your building is safe for everyone inside it.

If you are unsure when your last test was or you think you might be due, it is worth getting it checked now rather than waiting for a problem to appear.

Call our TISS Electrical team on 01245 377 625 today.

We will explain what is needed, carry out the testing properly and make sure you stay safe, compliant and ready for inspection.


Friday, March 13, 2026

How Often Should PAT Testing Be Done?


How Often Should PAT Testing Be Done

Keeping electrical equipment safe is a basic part of running any workplace. From computers and kettles to power tools and vending machines, anything that plugs into the mains supply can develop faults over time.

This is where PAT testing comes in. Today, it is officially known as ITEE, which stands for Inspection and Testing of Electrical Equipment.

Most people still call it PAT testing but the goal remains the same. It helps ensure electrical equipment is safe to use and does not put people or buildings at risk.

So, how often should PAT testing be done? The answer depends on the level of risk.

How Often Should PAT Testing Be Done?

There is no single rule that applies to every workplace. Testing frequency depends on several factors. These include:

  • The type of equipment
  • How often it is used
  • The environment it is used in
  • The condition of the equipment

Health and Safety Executive guidance generally breaks testing frequency into three broad categories.

High Risk Environments

Workplaces where equipment is heavily used or exposed to harsh conditions need more frequent testing. Examples include:

  • Construction sites
  • Factories
  • Industrial workshops

In these environments, PAT testing is often carried out every 3 to 6 months.

Power tools and equipment used daily are more likely to become damaged, so frequent inspection helps catch problems early.

Medium Risk Environments

Many workplaces fall into this category. Examples include:

  • Offices
  • Schools
  • Shops
  • Hotels

Here, equipment is usually tested once a year. Some items may need checking more often if they are used frequently or moved around a lot.

For example, extension leads and phone chargers may wear out faster than fixed office equipment.

Low Risk Environments

Some buildings have very little electrical equipment and low daily usage. Examples might include:

  • Storage facilities
  • Buildings with minimal staff
  • Locations with rarely moved equipment

In these situations, testing may take place every two to four years, although annual testing is still common for many businesses.

The key point is that the testing schedule should be based on a proper risk assessment.

Understanding PAT Testing and ITEE

PAT testing checks electrical equipment for faults that could lead to electric shock, fire or equipment failure.

The inspection has two parts.

Visual inspection 

An engineer checks the appliance for visible issues such as damaged plugs, frayed cables, loose wiring or burn marks.

Electronic testing 

Specialist equipment is used to run electrical safety tests. These checks measure things like insulation resistance, earth continuity and wiring polarity.

The term PAT testing originally focused on "portable appliances". This caused confusion because many larger items that plug into the mains were sometimes ignored.

That is why the official name changed to ITEE in the latest IET Code of Practice.

The new term makes it clear that all electrical equipment connected to the mains supply should be inspected and tested where appropriate.

Is PAT Testing a Legal Requirement?

Yes, employers must ensure electrical equipment is safe to use under UK law. This duty comes from:

  • The Electricity at Work Regulations 1989
  • The Health and Safety at Work Act 1974

The law does not say testing must happen once a year. Instead, it requires employers to maintain equipment so it does not become dangerous.

That means carrying out inspections and testing at suitable intervals based on risk.

Book PAT Testing With TISS Electrical

If you need PAT testing carried out professionally, the TISS Electrical team can help.

Our engineers carry out full ITEE inspections and testing of electrical equipment using calibrated Bluetooth data logging equipment.

Every result is recorded clearly so your compliance records stay organised and easy to access.

TISS Electrical works with organisations of all sizes across the UK, from small offices to large sites with thousands of appliances. Our teams plan testing carefully to minimise disruption to daily operations.

Call us today on 01245 377 625 and book a professional inspection. Our experienced engineers will help keep your equipment safe, your business compliant and your workplace ready for inspection.




What Is PAT Testing And What Does It Actually Check?


What Is PAT Testing And What Does It Actually Check?

Electrical equipment is part of daily life in almost every workplace. Computers, kettles, power tools and extension leads all rely on electricity to work properly.

But when electrical equipment becomes damaged or worn, it can create serious risks such as electric shock, fire or equipment failure.

PAT testing helps businesses check that electrical equipment remains safe to use.

It is a routine safety process used in offices, schools, factories and many other workplaces across the UK.

What Is PAT Testing?

PAT testing stands for Portable Appliance Testing. It is the process of checking electrical equipment to make sure it is safe to use.

Today, the official term used in the industry is ITEE, which stands for Inspection and Testing of Electrical Equipment. The updated name reflects a wider focus on electrical safety.

The phrase "portable appliance" sometimes caused confusion. Many people believed only small movable items needed testing.

In reality, any piece of equipment that plugs into the mains supply could become unsafe if it develops a fault.

The term ITEE helps make this clearer by covering all electrical equipment that may present a risk.

Even though the terminology has changed, most businesses still refer to the process as PAT testing.

What Does PAT Testing Check?

PAT testing checks electrical equipment for faults that could cause danger. The process combines two types of inspection.

Visual Safety Checks

The first step is a visual inspection of the equipment. An engineer looks closely for visible signs that something may be wrong. Common problems found during this stage include:

  • Damaged plugs
  • Cracked sockets
  • Frayed or twisted cables
  • Exposed internal wiring
  • Signs of overheating such as scorch marks
  • Loose connections

Many faults are found during this stage alone. Something as simple as a worn cable can already pose a serious risk.

Electrical Safety Tests

After the visual inspection, specialised PAT testing equipment is used to carry out electrical checks.

These tests measure the safety of the appliance internally. Typical checks include:

  • Earth continuity to ensure the earthing system works correctly
  • Insulation resistance to confirm electricity cannot escape through damaged insulation
  • Polarity checks to make sure wiring connections are correct

These tests help detect hidden electrical faults that cannot be seen during a visual inspection.

What Equipment Needs PAT Testing?

Any equipment that plugs into the mains electricity supply should be checked as part of PAT testing. Examples commonly found in workplaces include:

Office equipment

  • Computers and monitors
  • Printers and scanners
  • Desk lamps
  • Phone chargers
  • Extension leads and plug adaptors

Kitchen appliances

  • Kettles
  • Microwaves
  • Coffee machines
  • Refrigerators
  • Water coolers

Commercial equipment

  • Vending machines
  • Air conditioning units
  • Cleaning equipment

Power tools

  • Drills
  • Saws
  • Portable site equipment

Battery powered devices themselves do not require PAT testing. However, the chargers used for those devices still need inspection because they plug into the mains supply.

What Happens If Equipment Fails?

If an appliance fails a PAT test, it must be removed from use immediately.

The equipment is labelled as failed so it cannot be used accidentally. The business can then decide whether to repair the item or replace it.

If repairs are carried out, the appliance must pass another test before it can return to service.

Accurate records of failures and corrective actions are important for demonstrating proper maintenance and compliance.

Why PAT Testing Is Still Important Today

Electrical equipment can deteriorate over time. Cables wear down, plugs crack and internal components can become damaged through everyday use.

Without regular inspection, these issues can remain hidden until they cause serious problems.

PAT testing helps identify those faults early, protecting staff, visitors and property from unnecessary risk.

It also helps businesses stay compliant with safety regulations and maintain proper documentation for inspections or insurance checks.

Is PAT Testing Required By Law?

Employers in the UK have a legal duty to keep electrical equipment safe. This responsibility comes from:

  • The Electricity at Work Regulations 1989
  • The Health and Safety at Work Act 1974

These regulations require businesses to maintain electrical systems and equipment so they do not create danger.

PAT testing is widely used as a practical way to demonstrate that electrical equipment is being inspected and maintained properly.

It also provides documented evidence of safety checks, which is often required for insurance and compliance records.

Need PAT Testing For Your Site?

If your business relies on electrical equipment, regular testing is essential for safety and compliance.

At TISS Electrical, experienced engineers carry out professional PAT testing and full ITEE inspections using calibrated testing equipment and digital data logging.

Every appliance tested is recorded clearly so you have a complete safety record.

Our teams handle everything from small offices to large sites with thousands of appliances, working efficiently to minimise disruption to your operations.

Call TISS Electrical on 01245 377 625 today to arrange PAT testing and keep your electrical equipment safe, compliant and ready for inspection.