You will need an EIN if you answer "Yes" to the following questions.
Do you have employees?
Do you operate your business as a corporation or a partnership?
Do you file any tax returns: Employment, Excise, or Alcohol, Tobacco, and Firearms?
Do you withhold taxes on income, other than wages, paid to a non-resident alien?
Do you have a Keogh plan?
Are you involved with any of the following types of organizations?
- Trusts, except certain grantor-owned revocable trusts, IRAs, Exempt Organization Business Income Tax Returns
- Real estate mortgage investment conduits
- Non-profit organizations
- Farmers' cooperatives
- Plan administrators