Understanding the difference between an SSN and ITIN is key to filing taxes correctly and avoiding mistakes that can delay your benefits.

An Individual Taxpayer Identification Number is a nine-digit number the IRS uses to process taxes and administer tax laws. The agency issues them only to certain nonresident and resident aliens, as ...

An Individual Taxpayer Identification Number (ITIN) is a tax processing number issued by the IRS for individuals who are not eligible for a Social Security Number. Many lenders and credit card issuers ...