For a business entity, the U.S. Tax ID is an Employer Identification Number (EIN) assigned to sole proprietors, corporations, limited liability companies (LLC), partnerships and other entities. The taxpayer identification number (TIN) is the unique identifier assigned to the Account Holder by the tax administration in the Account Holder’s jurisdiction of tax residence. You can apply for the number through The Canada Revenue Agency's Business Registration Online service. Individual Income Tax; Corporation Income Tax; Withholding Tax; International Taxation; Indirect Taxes; Information on Liquor Administration; Information about the Corporate Number; main notifications,etc; About the Office of Tax Collections Call Center("Tax Payment Call Center") Others First rolled out in January 2016, the system seeks to consolidate all personal information for Japan’s citizens, in theory making it easier to identify them for a variety of administrative purposes - and for the purposes of disaster response. You can get more information about EINs on the IRS website . TINs are different in every country. Public entertainers (such as theater, motion picture, radio, or television artists, musicians, or athletes) from Japan who earn more than $10,000 in gross receipts, including reimbursed expenses, from their entertainment activities in the United States during the tax year are subject to U.S. tax. A Tax Identification Number (TIN) is a nine-digit number used as a tracking number by the U.S. Internal Revenue Service (IRS) and is required information on all tax returns filed with the IRS. Most countries issue them to identify their taxpayers and to help with the administration of tax affairs. The nine-digit tax ID number (Business Number) is the same across program accounts; the numbers for the program ID and account number will change based on which of the four it's referring to. Japan’s My Number system is a country-wide social security and tax identification system. Tax Returns: Italy: Tax Identification Number (Codice Fiscale) AAAAAA99A99A999A (16 characters) Health Card or TIN card: Japan: Social Security and Tax Number (Individual Number/My Number) 999999999999 (12 characters) Notification Card or Individual Number Card: Korea: Resident Registration Number: A Tax Identification Number (TIN) is an identification number that’s used for tax purposes.