What is a TM44 inspection and who needs it?

A TM44 inspection is a legal assessment of your building’s air conditioning system to ensure it runs efficiently and complies with UK regulations. If your property has a combined AC output over 12kW, you need one by law.

What happens if I don’t get a TM44 inspection?

Failing to get a TM44 certificate can result in fines up to £1,000. It also affects your energy efficiency and could complicate property sales, leases, or insurance.

How long does a TM44 inspection take?

Most TM44 assessments take just 1–2 hours on-site, depending on your AC system’s size. You’ll get a fully accredited report within 48–72 hours.

QUICKLY CHECK THE OFFICIAL TM44 REGISTER & STAY COMPLIANT

TM44 Report: Complete Guide for UK Businesses in 2025

When it comes to running a commercial property, air conditioning is one of the most overlooked compliance areas. Yet under UK law, if your building has air conditioning systems with a combined output of more than 12kW, you must hold a valid TM44 report.

So what exactly does that mean? A TM44 report is the official document produced after a TM44 air conditioning inspection it confirms whether your systems are legally compliant, outlines their efficiency, and provides clear recommendations for reducing costs. Without this report, your business risks fines of up to £800 per site, failed audits, and potential problems with lease or landlord obligations.

Check Official GOV.UK TM44 Register

But the TM44 report isn’t just about avoiding penalties. It’s also an opportunity to cut hidden energy waste, extend equipment life, and prepare for future regulations like MEES compliance . Many of our clients are surprised to learn that small changes flagged in the report can reduce air conditioning running costs by up to 30%.

Get My Free TM44 Report Quote

At TM44.uk, we specialise in making compliance both simple and beneficial. Every TM44 inspection we carry out results in a government-lodged certificate that proves your site is compliant. Alongside compliance, our reports deliver practical, business-focused recommendations that help property managers, landlords, and business owners save money and improve comfort for staff and customers.

Trusted by 599+ UK businesses ⭐⭐⭐⭐⭐

TM44.uk is an independent service provider. We are not affiliated with GOV.UK. The official TM44 register is hosted by the UK Government.

Simple 4-Step Process to Get Your TM44 Report

Getting your TM44 report with TM44.uk is fast, transparent, and hassle-free. Here’s how it works:

Check the TM44 Register

Search the official GOV.UK TM44 register using your postcode or certificate number to confirm if your current report is listed. If it’s missing or expired, you’ll need a new inspection.

Fill Out Our Quick Form

Send us your building details in just 60 seconds using our secure Get a Quote form. Our team reviews your information and prepares a clear, fixed-price proposal.

Book Your TM44 Inspection

Within 24 hours, you’ll receive your free quote. Choose a convenient date for one of our accredited TM44 assessors to visit your site and carry out the inspection.

Get Your Certificate

We complete the inspection and lodge your TM44 report on the official government register. You’ll receive a valid certificate plus practical recommendations to cut costs and improve system efficiency.

Why Every UK Business Needs a TM44 Report

Why the TM44 Report Matters

Compliance, Savings & Long-Term Peace of Mind

A TM44 report isn’t just a piece of paper to satisfy auditors. It’s a powerful tool that protects your business, cuts hidden costs, and ensures your properties run efficiently. If your air conditioning system exceeds 12kW, the law requires you to hold a valid TM44 report — but the benefits go far beyond compliance.

TM44 Certificate & Government Lodgement

At TM44.uk, we make compliance simple. Whether you’re managing one office or a national property portfolio, our accredited assessors deliver clear, actionable reports that give you full peace of mind. By turning compliance into an opportunity, the TM44 report helps you protect your bottom line and prepare for a more energy-efficient future.

Avoid fines – up to £800 per site without a valid TM44 report.
Audit-ready – every report lodged on the official GOV.UK register.
Cut costs – identify energy waste and save up to 30% on bills.
Plan ahead – guidance for upgrades, maintenance, and MEES compliance.

The Benefits of a TM44 Report for Your Business

The Benefits of a TM44 Report

A TM44 report delivers far more value than avoiding fines. It’s a roadmap to lower running costs, improved building performance, and long-term peace of mind.

🌍 Legal protection – stay fully compliant with UK law and avoid enforcement penalties.
💷 Lower bills – recommendations often reduce AC energy use by 20–30%.
🛠 Longer equipment life – inspections highlight simple fixes that prevent costly breakdowns.
📊 Audit confidence – every report is officially registered, keeping you ready for landlord, tenant, or government checks.

“We secured our TM44 certificate with TM44.uk last quarter and were surprised by the results. The inspection flagged simple adjustments that lowered our monthly energy bills across two London sites. The process was straightforward, and the certificate was lodged with the government register in days.” – Sarah J., Facilities Director, London

For many businesses, a TM44 report turns into an opportunity to improve comfort for staff, reduce operating costs, and support sustainability goals. That’s why property managers, landlords, and business owners across the UK rely on TM44.uk

What Our Clients Say About TM44.uk

Client Feedback

Rated 5 out of 5

Booking our TM44 report with TM44.uk was seamless. The assessor arrived on time, explained the process clearly, and within days we had our certificate lodged on the government register. It’s reassuring to know we’re audit-ready.

ophie R., Office Manager London

Our Services

Rated 5 out of 5

Air conditioning is a huge expense in hospitality. The TM44 report from TM44.uk didn’t just tick the compliance box it highlighted savings that will reduce our energy bills long-term. Highly recommend their service.

Daniel K., Hotel Director Leeds

TM44.uk Blog

Rated 5 out of 5

Managing multiple flats means compliance paperwork can be overwhelming. TM44.uk simplified everything and delivered reports for all my properties quickly. Now I have peace of mind and a clear plan for future upgrades.

Priya S., Property Landlord Birmingham

FAQ's Page

Quick Answers to the Most Common Compliance Questions

TM44 Register Frequently Asked Questions

What is a TM44 report?

A TM44 report is the official document produced after a TM44 inspection of your air conditioning system. It confirms compliance with UK law, highlights inefficiencies, and provides recommendations to cut costs.

How long is a TM44 report valid for?

A TM44 report is valid for five years. After that, a new inspection is legally required to remain compliant.

Who can issue a TM44 report?

Only accredited TM44 assessors are qualified to inspect and produce legally valid TM44 reports.

What happens if I don’t have a TM44 report?

Businesses risk fines of up to £800 per site, failed audits, and potential disputes with landlords or tenants.

How quickly can I get a TM44 report?

With TM44.uk, most reports are delivered and lodged with the government register within 3–5 working days.

Does a TM44 report include energy-saving advice?

Yes — every TM44 report highlights areas of energy waste and suggests improvements that can save up to 30% on AC running costs.

Is a TM44 report needed for every type of property?

Yes, any UK building with air conditioning systems totalling 12kW or more must hold a valid TM44 report, regardless of property type.

Where is my TM44 report lodged

All reports are officially lodged on the government TM44 register, ensuring full audit compliance and proof of validity.

Landlords, Property Managers & Business Owners

Who Needs to Appear on the TM44 Register in the UK?

Any building with air-conditioning systems above 12kW combined capacity must undergo a TM44 inspection and have the resulting report lodged on the official GOV.UK TM44 register. This applies to all sectors from offices and retail outlets to universities, hotels, care facilities, and industrial premises.

The TM44 register acts as a public record of compliance, providing reassurance to auditors, landlords, and stakeholders. If your property does not appear on the register, you risk fines, failed audits, and damage to your reputation.

Appearing on the TM44 register also demonstrates that your business takes energy efficiency and sustainability seriously. With increasing pressure from clients, tenants, and regulators, having your site listed is more than legal compliance it’s a visible commitment to responsible property management and long-term cost control.

Accredited TM44 assessors – certificates lodged directly to the GOV.UK register.
Transparent pricing – fixed quotes with no hidden fees.
Flexible coverage – inspections for single buildings or nationwide portfolios.
Audit-ready compliance – visibility on the official government database.

One Partner for All Your Compliance Needs

Explore More Compliance Services With TM44.uk

Alongside TM44 reports, we provide a full range of energy and compliance services to keep your properties audit-ready and cost-efficient. Whether you manage a single site or a nationwide portfolio, our accredited team helps you stay ahead of UK regulations.