A Tax Identification Number is the number assigned by an individual country to business entities in respect of the particular consumption tax levied on various goods and services. It is a single identifier for the tax that is charged and the refund you may be entitled to. For entities in European Union countries and other countries around the world this will be your VAT (Value Added Tax) Registration number. VAT is often recoverable for companies doing business in a foreign jurisdiction if they have VAT registration and if the particular company administers a tax refund scheme. The VAT is also recognized in different countries as MwST, TVA, MOMS and ITA