69% of UK Industrial Buildings Will Miss the 2031 MEES Deadline — Here's the Retrofit Cost Per Sqm

Across England and Wales, 69% of industrial spaces over 1,000 square metres are below EPC B as of May 2026. The 2031 MEES deadline is now less than five years away, and the clock is ticking on the sector least prepared for it.

This is not another consultation. The policy is set. From 2031, private rented commercial buildings over 1,000 square metres in England and Wales must achieve at least an EPC B rating where cost-effective. For industrial landlords, this is the single biggest regulatory shift since MEES first arrived in 2018.

Industrial is the weakest sector in the MEES race

The numbers are stark. Industrial properties are behind offices and retail. Here is the breakdown as of May 2026:

• Industrial: 69% below EPC B
• Offices: 68% below EPC B
• Retail: 51% below EPC B

That means nearly seven in ten industrial units will need work before 2031. The government projects £360 million in annual savings for larger tenants in compliant units, but that assumes full compliance and competitive energy pricing. Real-world outcomes will vary.

The retained 7-year payback test offers some relief. If the cost of improvements cannot be recovered through energy savings within seven years, the landlord may be exempt. But the assessment criteria remain unclear. Landlords need clarity on how the payback test will be applied, and they need it soon.

The deeper problem is structural. Industrial portfolios are typically older, with larger roof areas and less glazing than offices, yet they suffer from poor insulation and inefficient heating systems that are costly to retrofit. Unlike retail, where footfall drives turnover and landlords can pass through service charges more easily, industrial tenants are often logistics operators with thin margins and long leases. This creates a split incentive: the landlord owns the asset, but the tenant controls the energy consumption. Without clear sub-metering or green lease clauses, the payback calculation becomes a negotiation rather than a formula. Furthermore, the EPC methodology itself penalises industrial units for lighting and HVAC that may already be scheduled for replacement under normal maintenance cycles. Landlords are therefore left guessing whether to accelerate capital expenditure now or risk a non-compliant asset in 2031. The government’s consultation on the payback test, expected later this year, must address these practicalities — otherwise, the exemption will be underused, and the sector will face a cliff edge of forced retrofits at peak demand.

Regional disparity: Wales and the North face the heaviest lift

The gap between regions is significant. Some areas have far more work to do than others.

• Wales: 78% non-compliant
• North East: 74% non-compliant
• Yorkshire and The Humber: 73% non-compliant
• West Midlands: 72% non-compliant
• North West: 71% non-compliant
• South East: 63% non-compliant

These regions support UK manufacturing and logistics infrastructure. A 74% non-compliance rate in the North East means a lot of warehouses, factories and distribution centres will need retrofits in a short window. The South East is better prepared, but 63% still falls short.

The regulatory mechanics behind these figures deserve closer scrutiny. The 2031 deadline is not a single cliff edge but a phased ratchet: minimum Energy Performance Certificate (EPC) ratings will step up incrementally, and the final threshold will likely demand a B rating across all let industrial assets. For a 1980s-built distribution unit in Yorkshire with original cladding and gas-fired heating, that is not a light-touch upgrade. It means a full fabric overhaul, roof insulation replacement, and a shift to heat pumps or electric heating systems — all while the building remains operational. The practical bottleneck is not capital availability but grid capacity and skilled labour. Many Northern industrial estates already face transformer constraints, and the local contractor base for deep retrofits is thin. Wales, with its high proportion of older steel-framed units and rural logistics hubs, compounds this with longer supply chains for materials and specialist installers.

This is not just a compliance problem. It is an economic opportunity. Retrofitting underperforming industrial stock will require real capex, create work for contractors, and improve asset values. Landlords who act early can position their portfolios ahead of the curve — but only if they start the EPC assessment and design process now, before the inevitable surge in demand for retrofit services hits a constrained market.

Size matters: big boxes are ahead, mid-boxes are not

The size of the unit changes the picture dramatically.

• Big box units (10,000 square metres and above): 52% already compliant
• Multi-let and mid-box units (1,000 to 10,000 square metres): only 29% compliant

Big box operators have already invested in energy efficiency. They have the capital, the in-house expertise, and the tenant demand to justify it. The mid-box market is different. These units are often older, multi-let, and managed by landlords who have not yet felt pressure from occupiers. But the regulatory clock does not differentiate by asset class. By 2031, every unit must reach an EPC B rating, and the trajectory is unforgiving: the current minimum of E is already a cliff edge for many mid-box assets, and the step-change to B requires more than lighting retrofits. It demands fabric improvements, heating system overhauls, and often on-site renewables — capital expenditure that mid-box landlords have historically deferred.

The compliance gap is not merely a matter of capital, however. It is a structural problem of fragmented ownership and lease structures. In multi-let buildings, the landlord controls the common parts and the fabric, but tenants control their demised areas. Responsibility for energy performance is split, and without a clear contractual mechanism to align incentives, neither party moves. Meanwhile, the 2031 deadline interacts with the Minimum Energy Efficiency Standards (MEES) regime in a way that many overlook: once a unit falls below the minimum, it cannot be let at all, which means a non-compliant mid-box does not just lose value — it becomes unlettable, triggering a downward spiral of vacancy and obsolescence.

If you manage mid-box industrial stock, assume you are non-compliant until proven otherwise. An EPC assessment is the only way to know where you stand. Do not guess. The assessment will also reveal the specific costed pathway to B, which is essential for budgeting and for negotiating with tenants on who pays for what. The longer you wait, the more expensive the retrofit becomes — and the less negotiating leverage you retain with occupiers who will increasingly demand green credentials as a condition of lease renewal.

What the gas-to-electric transition means for your retrofit

The shift from gas to electric heating and process loads is accelerating. This is not just about boilers. It is about heat pumps, electric forklifts, and the overall electrical infrastructure of the building. The regulatory pressure behind this transition is not a single deadline but a ratchet: the EPC B requirement is the headline, yet the Minimum Energy Efficiency Standards (MEES) trajectory and the upcoming Future Buildings Standard will progressively close off the "do nothing" option. For industrial operators, this means the retrofit decision is less about compliance in 2031 and more about sequencing capital expenditure across the next three to five years to avoid a bottleneck of demand for both contractors and grid connection upgrades.

An EPC B rating requires a building to perform well on both fabric and systems. If you replace a gas boiler with an electric heat pump, your EPC score may improve, but your electrical load will rise. That means checking your transformer capacity, your distribution board, and your cabling. A 280-room hotel in Dubai Marina would face the same issue with VRF systems; the principle is identical. The often-overlooked layer here is the demand-side response: electrification without load management simply shifts your operational risk from fuel price volatility to peak demand charges. Your BMS is no longer a comfort tool; it becomes the mechanism for load shedding and time-of-use optimisation, which is why the specification of that system matters as much as the heat source itself.

For industrial units, the practical steps are:

1. Get a current EPC assessment. Know your baseline.
2. Identify the cheapest wins: LED lighting, insulation, air sealing, BMS upgrades.
3. Model the 7-year payback test for each measure. Document everything.
4. Check your electrical infrastructure before committing to electrification.

Do not wait for the government to clarify the payback criteria. The policy direction is clear. The only question is how much it will cost you, and that depends on how early you start. The real risk is not the 2031 deadline itself but the interim period: if you defer the transformer upgrade until 2030, you will be competing with every other industrial landlord for the same electrical contractors and facing longer lead times on switchgear. Start the infrastructure audit now, even if the generation asset comes later.

Where to start

Start with the data. You cannot retrofit what you cannot measure. A building management system that tracks energy use by zone, by system, and by time of day will tell you where the waste is. That is the first step to an EPC B. But be precise about what “start” means here: it is not a single audit, but a continuous baseline. The 2031 deadline will force a fundamental shift in how industrial landlords treat energy data—from a quarterly bill review to a live operational metric. Without that granularity, you will find yourself making capital allocation decisions on anecdote rather than evidence, and the cost of a misstep compounds as the compliance window tightens.

If you manage industrial stock across multiple regions, prioritise Wales and the North East. The compliance gap is widest there, and the retrofit window is the same everywhere. That is not just a geographic observation—it is a sequencing strategy. The landlords who move first in those regions will set the benchmark for asset valuation, and they will have the pick of the limited contractor pool before the inevitable bottleneck hits. Waiting for clarity on future regulations is a false economy; the Minimum Energy Efficiency Standards trajectory is already clear enough to act on, and the cost of inaction—voids, reduced rent, or forced capital expenditure under duress—will far exceed the cost of a measured, phased upgrade.

For a practical look at how to track energy efficiency across a portfolio, see how Herman handles this. The platform monitors energy, flags anomalies, and lets you ask questions in plain English. No guesswork, just answers from your building's data. The point is not to replace your engineer’s judgment, but to give it a firmer foundation—so that when you do commit to a retrofit, you know exactly which systems will deliver the greatest EPC uplift per pound spent.

— The HermanWa Team