Calculators

Numbers made simple

Our practical calculators are designed to give you instant answers to common questions whether you’re checking mileage rates, estimating stamp duty, reviewing your tax code, or breaking down your payslip. Each tool uses the latest UK data and is updated as rules change, so you can rely on the results. These calculators are ideal for quick planning, basic validation, and day-to-day clarity no spreadsheets or specialist knowledge required. Use them as a first step before speaking to your Imperium adviser.

Fuel
Property
VAT
Payslip

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