Does your 12-month turnover require compulsory VAT registration?
Registration status
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Threshold
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Headroom to threshold
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The rolling test, not the calendar year
The single most misunderstood thing about VAT registration in Kenya is the period it measures. The threshold is not tied to your financial year or to the calendar year. It is a rolling 12-month test. At any point you look back over the last twelve months, add up your taxable turnover, and ask whether it has crossed the line. That line, the figure this calculator applies, is KES 5 million of taxable turnover. The moment your trailing twelve-month total goes above it, compulsory registration is triggered. This tool does exactly that comparison: it takes the turnover you enter, sets it against the KES 5 million mark, and tells you whether you must register and how much room is left.
Treat the KES 5 million figure as the amount this tool models rather than a number frozen in law forever. Kenya has revisited VAT thresholds and rules through successive Finance Acts, so before you act on a borderline result, confirm the current registration threshold with the Kenya Revenue Authority.
Headroom, and the forward-looking trap
The calculator shows headroom, the gap between where you are and the threshold. That number is genuinely useful for planning, but it can lull you into waiting too long. Registration is not only about turnover you have already booked. If you reasonably expect to cross KES 5 million in the coming twelve months, for instance because you have just signed a large contract, the obligation can bite on that expectation, before the cash has even landed. So a comfortable headroom today does not mean you are safe if a big deal is about to push you over. Watch the trend, not just the current total.
A worked example: turnover of KES 4.2 million
Take the value the tool loads by default. Your rolling twelve-month taxable turnover stands at KES 4.2 million. Here is what the comparison returns.
| Step | Figure |
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You are KES 800,000 short of the line, so registration is not yet compulsory. The bar below puts the current turnover against the threshold so you can see at a glance how close you are.
Digital suppliers, and the case for registering early
The threshold has a notable exception. Non-resident suppliers of digital services to the Kenyan market do not get the KES 5 million cushion. For them the threshold is effectively zero, so a single shilling of taxable digital supply can require registration under the rules this tool reflects. If you run a cross-border app, marketplace, or streaming service reaching Kenyan customers, assume you are in scope and verify the specifics with KRA.
Below the threshold you can still choose to register voluntarily. That is worth weighing if most of your customers are themselves VAT-registered businesses, because they can reclaim the VAT you charge, so registering does not make you more expensive to them, and it lets you recover your own input VAT. The judgement flips if you sell mainly to final consumers, since adding VAT raises your price to people who cannot reclaim it.
What happens the moment I cross the threshold?
You become liable to register, charge VAT on your taxable supplies, file VAT returns, and remit the net VAT to KRA, all from the date the obligation arises. Late registration can attract penalties and interest, and KRA may assess VAT for the period you should have been registered. The safe move is to register as soon as you can see the line approaching rather than after you have sailed past it.
Does every kind of sale count toward the KES 5 million?
Only taxable turnover counts, meaning standard-rated and zero-rated supplies. Income from exempt supplies does not push you toward the threshold. So a business with large exempt revenue but modest taxable sales can stay below the line on the figure that matters. Make sure the turnover you type in is the taxable portion, not your total revenue.