Non-profit organizations include corporations, trusts, limited liability companies, and unincorporated associations that qualify for tax-exempt status under Internal Revenue Code (IRC) 501(a) as described in Publication 557 (Tax-Exempt Status for Your Organization).
Non-profit organizations include: public charities, private foundations, educational organizations, employee associations, veteran's organizations, business leagues, state-chartered credit unions, child care organizations, and teachers' retirement fund associations. This list is not all-inclusive.
Sole proprietors and partnerships cannot be considered for tax-exempt status. For-profit organizations cannot be considered for tax-exempt status.