From April 2026 the calculations used to set your business rates are set to change. Additionally, the rateable value of your business premises may well have changed in the valuations released in November 2025 meaning what you pay may change. This calculator will demonstrate the potential new bill you'll see in 2026 and how this compares to your current bill.
If your business is within the boundaries of 'City of London' you may pay more through a higher multiplier.