Payment and refund of income tax

• The Tax and Customs Board issues a tax notice on the amount of tax payable to a sole proprietor not later than 30 days before the due date of payment of the tax.
   
• On the basis of the notice of assessment and according to the tax return a sole proprietor is obliged to pay the additional amount of income and social tax due not later than by 1 October of the subsequent year. By the same date the Tax and Customs Board will refund the overpaid income tax.