Criteria for registering for VAT
A business must register for VAT if its taxable supplies and imports exceed AED 375,000 per annum.
It is optional for businesses whose supplies and imports exceed AED 187,500 per annum.
A business house pays the government, the tax that it collects from its customers. At the same time, it receives a refund from the government on tax that it has paid to its suppliers.
Foreign businesses may also recover the VAT they incur when visiting the UAE.