True marginal rate optimiser — salary vs dividends at every income band — 2026/27
MRR
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monthly recurring revenue
ARR (inc. VAT)
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annual recurring revenue
ARR (excl. VAT)
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net of 20% VAT
All costs including any VAT paid
Kept in company after CT — not paid out
Rental, employment, interest etc.
Available after CT
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Retained in business
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Paid out as dividends
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The true cost of each £1 of income, accounting for corporation tax saved on salary. When salary's net cost is lower than the dividend rate, salary wins for that band.
Optimal take-home (all founders)
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Gross profit
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Total tax burden
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Corporation tax
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Retained in business
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Salary is extended into each band only where the net cost is lower than dividends. The calculator stops at the crossover point.