Magma can cool to form an igneous rock either on the surface of the Earth-in which case it produces a volcanic or extrusive igneous rock, or beneath the surface of the Earth, - in which case it produces a plutonic or intrusive igneous rock.
Applying for an EIN number is free of charge and can be completed online. I've linked the IRS area below where you'll learn more about the application process. http://www.irs.gov/businesses/small/arti...
An Employer Identification Number (EIN), also known as a federal tax identification number, identifies a business entity. Generally, all businesses need an EIN. An EIN is a nine-digit number that the Internal Revenue Service assigns to a business. The IRS uses the number to identify taxpayers that are required to file various business tax returns. For additional information, please contact the Internal Revenue Service at 800-829-4933 or www.irs.gov.