EIN取得後、約1カ月程度で、IRS(アメリカの国税庁)から「Form 1120F(U.S. Income Tax Return of a Foreign Corporation)を提出しなさい」というレターが届きます。 Thank you for applying for an Employer Identification Number (EIN). We assigned you EIN xxxxx. This EIN will tdentify you, your business accounts, tax returns, and documents, even if you have no employees. Please keep this notice in your permanent records. After our review of your informa