Bonus as cash now, or into your pension.
Better choice
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Net cash now
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Into pension (after relief)
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Tax relief gained
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Your breakdown
Updates live as you type| Step | Amount (KES) |
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Two doors for the same bonus
A bonus lands and you face a quiet decision. Take it as cash and spend or save it yourself, or divert it into your registered pension and let the taxman leave more of it alone. The pull of the pension route is the relief: contributions to an approved retirement scheme are deductible from taxable pay, so money that would have gone to PAYE stays invested instead. The catch is that the money is locked until you retire, and, just as important, the relief is capped. This tool weighs those two doors against each other and tells you which leaves more of your money working, given your own salary and bonus.
It is aimed at salaried Kenyans deciding what to do with a windfall, and at anyone who has heard that pension contributions are tax-free and wants to see whether that really holds for a large one-off sum. Spoiler from the worked example below: it mostly does not, once the monthly cap bites.
How far the pension relief actually reaches
The deductible pension contribution is the lowest of three numbers: what you actually pay in, 30 percent of your pensionable pay, and a monthly ceiling. The ceiling the calculator applies is KES 30,000 a month, which is the figure raised by recent Finance Act changes. Because Kenya keeps revising this cap, confirm the current limit with the KRA before treating it as settled. The key consequence is that a big bonus cannot all be sheltered in a single month. Only the slice up to the cap escapes PAYE, and the rest is taxed at your marginal rate just as cash would be.
Work through the tool's defaults: a bonus of KES 200,000, monthly gross pay of KES 150,000, and pensionable pay of KES 150,000. Thirty percent of 150,000 is 45,000, but the cap pulls the deductible amount down to KES 30,000. So only 30,000 of the bonus goes in shielded, and the other KES 170,000 still bears PAYE. On the cash side, the whole 200,000 stacks on your salary and attracts KES 60,000 of extra PAYE, leaving KES 140,000 net. On the pension side, the 170,000 non-deductible part attracts KES 51,000 of PAYE, so the value that lands inside the pension is KES 149,000. The pension wins, but only by KES 9,000, and that gap is precisely the tax relief on the single sheltered KES 30,000 at the 30 percent band.
Liquidity is the hidden cost
A KES 9,000 edge on a KES 200,000 bonus is real, but it is thin, and it comes with a string attached: the pension money is locked away until retirement. Cash is available now, for an emergency fund, school fees, clearing an expensive loan, or simply sleeping better. If you have no other retirement savings and you will not miss the money, the pension route quietly beats cash and keeps a little extra compounding for decades. If your finances are tight or you have higher-interest debt, taking the cash and dealing with the here and now is the sounder call. The calculator names the mathematical winner, but it cannot price your need for the money today.
Can I shelter more of the bonus by spreading it over several months?
Often yes. Because the deduction cap is monthly, contributing toward it across several months can shelter more of the bonus than dumping it all into one payslip. If you direct part of the windfall to your pension each month until it is used up, more of it can clear the deduction test rather than being squeezed out by the single-month ceiling. The trade-off is that you tie up the cash sooner. Check the live cap with the KRA, since the figure the calculator uses has been moving.
Will I be taxed when I eventually take the pension out?
Usually, yes, in part. Pension income and withdrawals in Kenya are taxable, although retirement lump sums get their own tax-free allowance and a separate graduated scale that the calculator here does not model. So the relief you see today is partly a deferral rather than a permanent escape. That still helps, because the money compounds untaxed in the meantime and is often taxed more lightly in retirement, but it is not a clean zero. Confirm the retirement-benefit rules with the KRA, as they were tightened by recent Finance Act changes.