If you are close to ovulation, EC may not be able to prevent pregnancy if you wait 5 days. Therefore, the best thing to do is take EC as soon as you can get it. A thorough and up-to-date academic review of the medical and social science literature on emergency contraception is available here .
Employer Identification Number - EIN. A unique identification number that is assigned to a business entity so that they can easily be identified by the Internal Revenue Service. The Employer Identification Number is commonly used by employers for the purpose of reporting taxes.
DEFINITION of 'Employer Identification Number - EIN' A unique identification number that is assigned to a business entity so that they can easily be identified by the Internal Revenue Service. The Employer Identification Number is commonly used by employers for the purpose of reporting taxes. Also known as a Federal Tax Identification Number. When it is used to identify a corporation for tax purposes, it is commonly referred to as a Tax Identification Number. BREAKING DOWN 'Employer Identification Number - EIN' The EIN is a nine-digit number, and its role is similar to that of the Social Security number. The number includes information about which state the corporation is registered in. EINs can be applied for by phone, online or by mail.