UK Businesses Face Higher Electricity Costs from April 2026
From April 2026, UK businesses are expected to see electricity bills rise as Transmission Network Use of System (TNUoS) charges increase. These charges form part of the fixed costs of maintaining and upgrading the UK’s electricity transmission infrastructure.
According to the National Energy System Operator, these network charges are rising as part of long term investment in grid infrastructure designed to support the transition to a more electrified and renewable energy system.
For many businesses, this will translate into higher electricity standing charges, regardless of how much energy they actually use. Industry estimates suggest that commercial electricity bills could increase by 5-10%, driven primarily by rising fixed network costs rather than consumption.
For organisations already facing volatile energy prices, this creates an additional financial pressure that is difficult to control through traditional energy management strategies.
Understanding TNUoS Charges and Their Impact on Businesses
TNUoS charges are the costs associated with using the high voltage electricity transmission network across Great Britain. These charges help fund the infrastructure that transports electricity from generators to local distribution networks.
Unlike unit rates for electricity consumption, TNUoS charges are largely fixed or standing costs, meaning businesses must pay them regardless of how much electricity they use.
As the UK invests heavily in expanding grid capacity to support renewable energy generation, electrification of transport and increased demand, these network charges are expected to continue rising over the coming years.
For commercial energy users, this means a growing proportion of electricity bills will consist of unavoidable fixed costs.
Why Businesses Are Reframing Solar as Financial Risk Management
Forward thinking businesses are increasingly viewing commercial solar installations not just as a sustainability initiative, but as a form of financial risk management. While solar panels reduce the amount of electricity a business needs to import from the grid,
While solar panels reduce the amount of electricity a business needs to import from the grid, they also provide something equally valuable: greater control over long term energy costs.
Installing solar generation on site allows businesses to:
- Reduce exposure to rising electricity standing charges
- Lower reliance on grid supplied electricity
- Stabilise energy costs over the long term
- Improve resilience against market volatility
In an environment where network charges and grid costs are expected to rise, self-generated energy becomes an important strategic asset.
Commercial Solar with Flexible Funding Options
One of the biggest barriers to commercial solar adoption has historically been upfront capital investment. However, modern financing models are removing this barrier. Through structured energy finance solutions, businesses can now access solar installations without significant upfront expenditure. Typical funding structures may include:
100% Funded Solar Installations
Allowing businesses to deploy solar without capital investment, while benefiting from immediate operational savings. Some local authorities offer solar grants for SMEs.
Flexible Finance Terms Up to 10 Years
Structured repayment options that align with business cash flow and can be offset against savings.
Long Term Power Purchase Agreements (PPAs)
Providing predictable electricity pricing, often from around 9p per kWh, significantly below typical grid electricity rates.
These funding models enable organisations to benefit from solar energy while preserving working capital.
Turning Rising Energy Costs into Long Term Savings
With electricity network costs expected to increase, businesses that act early can position themselves to reduce exposure to future price rises. Solar generation combined with structured energy finance can deliver:
- Predictable long term energy costs
- Reduced dependence on grid electricity
- Improved operational resilience
- Enhanced sustainability credentials
For many organisations, this transforms solar from a simple energy saving measure into a strategic financial decision.
Explore Commercial Solar Funding Opportunities
As electricity standing charges continue to rise, businesses are increasingly exploring ways to take greater control over their energy costs. Commercial solar installations, supported by flexible funding and long term energy agreements, provide a practical route to achieving this.
Book a meeting with the Silvercrest Energy Group team to explore funding options for commercial solar projects and discover how your business can reduce exposure to rising electricity network charges.
