The tax point is the time when VAT becomes due. As a general rule, tax point arises in Belgium when the invoice is issued. If there is no invoice issued, the tax point arises the 15th day of the month following the month when the goods or services were supplied. Prepayments or advanced payments create a tax point. In these cases, VAT is due when the prepayment is made. There specific tax point rules for certain supplies of goods and services:
VAT due should be distinguished from VAT payable. VAT is due when the tax point occurs. VAT is payable between the day after the end of the reporting period and the due date to submit and pay the VAT return.