TM44 Inspections FAQ

TM44 Air Conditioning Inspection FAQ

Clarity, Compliance, and Confidence
From legal requirements to costs and inspection timelines, find clear answers to the most common TM44 air conditioning questions. Updated for 2025 regulations.
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Whether you manage a single commercial unit or oversee a nationwide property portfolio, understanding your legal responsibilities is key. Our accredited assessors have compiled these answers so you can make informed decisions, avoid costly fines, and unlock the full benefits of efficient air-conditioning systems.
From legal requirements and inspection timelines to cost expectations and energy-saving tips, you’ll find everything here. Every answer is based on up-to-date 2025 legislation, ensuring you get accurate, actionable advice.
Why this matters now:
  • Avoid the new £800 fines for non-compliance
  • Boost energy efficiency and cut AC running costs by up to 30%
  • Stay prepared for audits with legally valid inspection reports
  • Protect your business reputation with proven compliance
Scroll down and explore our detailed FAQs and if you don’t see your question here, our expert team is only a call or click away.
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Quick answers to the most common TM44 questions for first-time clients.

What Most People Ask First

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 this includes offices, retail spaces, hotels, and schools.
How Do I Know If My Building Needs a TM44 Certificate?
If your building uses more than one AC unit and the total cooling capacity exceeds 12kW, you legally need a TM44 certificate. Not sure about your system? Our team can check for free just submit your details.
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. Don’t risk it compliance is easy and affordable.
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 often faster if you’re on a deadline.
Is the TM44 Inspection Disruptive to My Business?
Not at all. TM44 inspections are non-intrusive and don’t affect your operations. You won’t need to shut down or vacate the property our assessors work around your business hours.
Can I Book a TM44 Inspection Online?
Yes just use our online quote form to book a certified TM44 assessor in seconds. We cover all of the UK with fast turnaround and fixed pricing.
Trusted Nationwide by Businesses of All Sizes

What Clients Say About Our TM44 Inspection Service

Rated 5 out of 5
Booking a TM44 inspection was simple. The engineer arrived on time, explained everything clearly, and we had our certificate in under 48 hours.
Sarah Jennings, Facilities Manager Manchester
Rated 5 out of 5
As a landlord, I had no idea about the TM44 rules. These guys sorted everything, and the price was fair. I’ll be using them for all my buildings.
Daniel Green, Commercial Landlord London
Rated 5 out of 5
Fast service, great communication, and zero disruption to our operations. Highly recommend to anyone needing a TM44 certificate.
Megan R., Retail Store Owner Birmingham
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About Our Team
Quality, On Time, Always Compliant

Our Mission & Vision

At TM44.uk, our mission is simple: make compliance clear, affordable, and stress-free. We know that air conditioning inspections often feel like unnecessary red tape, so we designed our service to save businesses time, money, and energy.
With accredited assessors across the UK, we deliver inspections on schedule, provide transparent pricing, and produce reports you can trust. Our vision is to be the UK’s most reliable partner for TM44 compliance, helping every client stay legally covered while unlocking real energy savings.
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