Labour’s 2025 Autumn Budget: What It Means For Business Energy Strategy In 2026

Climate Impact News / 26th Nov 2025

The 2025 Autumn Budget was framed as a choice between cuts and investment, short term fixes and long term stability. The feedback from commentators and markets has been muted with many still calling for bolder reform.

“The government should be commended for protecting capital spending, boosting innovation, sticking with the corporate tax roadmap, and hiring the planning officers business asked for. But business will still rue a missed opportunity to be bold and press on with much needed tax reform, simplification and alignment of incentives to catalyse business investment and job creation.

“With business investment and profitability weaker as a result of these decisions, the government must now double-down on leveraging the experience and expertise of enterprise to find the step-change in economic growth that has proven elusive.” Rain Newton-Smith CBI

1. Taxation on the up is no surprise to anyone but it’s not all bad

The Chancellor has delivered a range of revenue raising measures and largely maintained the status quo.

Reeves claims: growth through stability, investment and reform, not through cutting capital spending.

And maybe not all doom:

Corporation tax remains at a competitive rate in G7 terms.

Full expensing for qualifying investment is retained, so businesses can continue to write off the full cost of plant and machinery.

● A new 40 percent first year allowance is being introduced, so more of the cost of investment can be claimed up front, even with tighter constraints on subsequent writing down allowances.

● The government is maintaining around £120 billion of additional public investment, including in:

○ Transport links between towns and cities

Energy infrastructure to power businesses

○ Housing near employment hubs

Lower business rates for retail, leisure & hospitality

What this means in practice

If your business has been waiting for a clearer signal from government before committing to major projects, the direction is now clear. Capital spending that boosts productivity, cuts costs and supports decarbonisation sits in the sweet spot of policy and tax relief.

High energy costs have long been seen as a disincentive for UK investment

Energy is one of the biggest drivers of the cost of living and of business cost pressure. The Budget sets out two strands of action.

We welcome several steps to mitigate:

● Continued investment in nuclear power, including Sizewell C and small modular reactors

● Ongoing backing for renewable energy

● A Warm Homes Plan on the domestic side

● A commitment to slash electricity prices for manufacturing businesses, a long standing ask from Make UK and others

2. Taxing EV & Hybrids

On first reflection, not a progressive strategy for the green sector. But as pointed out by Professor Chris Hilson, Director of the Reading Centre for Climate and Justice:

“It’s also a climate win because we need to reduce the costs of electricity bills relative to gas, to make running heat pumps and charging EVs more financially attractive. A greater percentage of green levies has historically been loaded onto electricity bills than on gas bills. Removing levies from energy bills and funding the programs they support from taxation instead will therefore also be good for decarbonising our economy.”

Aided by 100 percent business rates relief for EV charge points for the next decade

In conclusion.

● Electricity prices may trend down compared to recent peaks, but volatility and non commodity charges will remain a risk.

● Growing demand from EVs, data centres and electrified heating will continue to strain grid capacity in certain regions.

● Policy is clearly encouraging businesses to adopt technologies that reduce demand on the grid or generate clean power on site.

3. Practical next steps for 2026

For leadership teams planning the next one to three years, a few questions flow directly from the Budget.

1. What share of our cost base is driven by electricity and gas, and how exposed are we to volatility

2. How constrained is our local grid connection, and how will that affect planned growth, new lines, or EV infrastructure

3. Which of our sites have under used roofs or land that could host solar

4. Where are the quickest efficiency gains, for example through voltage optimisation, controls or plant upgrades

5. How can we structure investment to take full advantage of capital allowances and Olympus Power’s finance options

Olympus Power can help answer those questions for:

● Manufacturers and process industries

● Cold storage and food distribution

● Data centres and digital infrastructure

● Hospitality, leisure and multi site retail

● Mixed commercial estates and logistics parks

Through a combination of site assessment, energy modelling, technical design and finance structuring, projects can be built from a clear business case that sits comfortably inside the policy and tax framework set out in the 2025 Autumn Budget.

4. Turning Budget signals into strategic advantage

This Budget is not a standalone event. It forms part of a wider shift where governments, regulators and markets are reshaping the energy landscape around security, decarbonisation and productivity.

For businesses, the choice is simple.

Either treat energy as a cost that happens to you, driven by global markets and regulatory changes, or turn it into an area of active strategy, investment and innovation.

With tax reliefs, public investment and industrial policy all pointing toward modern, efficient and low carbon infrastructure, 2026 is a pivotal year to act.

Olympus Power’s renewable energy solutions, data centre expertise, voltage optimisation services and flexible finance models are designed to help you move first, lock in savings, free grid capacity and build resilience into your operations for the decade ahead.

If you would like to explore what the Autumn Budget could mean for your specific sites and sector, the Olympus Power team can walk you through the options and help you build a roadmap that turns policy signals into lasting competitive advantage.

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