Must, may, or need not register for VAT.
Registration status
—
Mandatory threshold
—
Voluntary threshold
—
Three zones, one decision
VAT registration in the UAE is not a single yes or no. It is a three-band ladder, and where your taxable turnover sits decides which rung you are on. Below the lower threshold you need not register at all. Between the two thresholds you may register voluntarily if it suits you. Above the upper threshold you must register, and the choice is no longer yours. This calculator places you on one of those three rungs from the turnover and expenses you enter. The thresholds it applies are AED 375,000 for mandatory registration and AED 187,500 for voluntary registration, and you should confirm both against the current Federal Tax Authority figures before acting, because these are the values the tool models rather than figures it independently certifies.
The thing to understand is what counts toward the figure. It is taxable supplies and imports, not your accounting profit and not your bank balance. Standard-rated and zero-rated sales both count toward the threshold even though zero-rated sales carry no VAT. Exempt supplies do not. Getting the base right matters more than memorising the numbers, because a business can cross the line on revenue that never felt like much profit.
Reading the verdict on AED 300,000
Take the default example. Annual taxable turnover of AED 300,000 and taxable expenses of AED 120,000. Turnover sits below the AED 375,000 mandatory line, so registration is not compulsory. But it is above the AED 187,500 voluntary line, so the business may choose to register. The verdict comes back as voluntary. Now change one input to see the logic: had expenses been AED 200,000 instead, the voluntary door would open on the expense side alone, even with the same turnover.
| Test | Result |
|---|
The ladder below marks the two thresholds and where AED 300,000 lands between them.
That second test is the detail people miss. The voluntary threshold can be met on taxable expenses, not only on sales. A pre-revenue startup spending heavily on taxable goods and services can register voluntarily and recover the input VAT it pays, which can ease early cash flow before any meaningful turnover exists.
The clock you start the moment you cross
Mandatory registration is not just about the annual figure. The obligation also triggers if you expect to cross AED 375,000 in the next 30 days, and once you are required to register you generally have a tight window, modelled here as 30 days, to apply. Miss it and you risk a late-registration penalty from the FTA. A practical tip: do not wait for your year-end accounts to discover you crossed the line months ago. Track a rolling twelve-month total of taxable supplies, so you can see the threshold approaching and register on time rather than backdated and exposed.
The common mistake at the other end of the ladder is registering voluntarily without thinking through the burden. Registration means charging 5 percent on your sales, filing returns on schedule, and keeping records the FTA can inspect. If your customers are consumers who cannot reclaim VAT, adding 5 percent can make you less competitive. If your customers are VAT-registered businesses who reclaim it, the cost is invisible to them and registration mainly lets you recover your own input VAT. Decide based on who your customers are, not on a wish to look established.
Common questions
Do sales to customers outside the UAE count toward the threshold?
Often yes, but at the zero rate. Exports of goods and many services to overseas customers are typically zero-rated, which means they still count as taxable supplies toward the AED 375,000 figure even though you charge no VAT on them. So an exporter can be pushed into mandatory registration by sales that carry no VAT at all. Check the place-of-supply rules with the FTA, because the treatment varies by what you sell and to whom.
Can I deregister if my turnover falls back below the threshold?
Yes. If your taxable supplies drop below the voluntary threshold over a rolling twelve months, you can apply to deregister, and there are rules requiring deregistration in some cases. Like registration, it has a time window and is done through the FTA portal. Do not simply stop filing, that creates penalties. Apply formally so your obligations end cleanly.