Obtain an EIN: If you intend to rent personnel or your LLC has more than one member, you’ll have to have to get an EIN within the IRS. Should you be only one-member LLC, an EIN is just not required but can nevertheless be beneficial. An EIN is totally free. http://publications.lnu.edu.ua/journals/files/journals/8/articles/2830/submission/original/2830-4277-1-SM.html