what is an itin number
Individual Taxpayer Identification Number. An Individual Taxpayer Identification Number (ITIN) is a United States tax processing number issued by the Internal Revenue Service (IRS). It is a nine-digit number that begins with the number 9 and the digits 4 and 5, also known as second section (xxx-xx-xxxx), range from 70 to 88, 90 to 92 and 94 to 99.