Native American tribal governments (Federally recognized)Nonprofits that do not have a 501(c)(3) status with the IRS, other than institutions of higher educationNonprofits having a 501(c)(3) status with the IRS, other than institutions of higher educationNative American tribal organizations (other than Federally recognized tribal governments)Others (see text field entitled "Additional Information on Eligibility" for clarification)State governmentsFor profit organizations other than small businessesCity or township governmentsUnrestricted (i.e., open to any type of entity above), subject to any clarification in text field entitled "Additional Information on Eligibility"Private institutions of higher educationCounty governmentsPublic housing authorities/Indian housing authoritiesSpecial district governmentsPublic and State controlled institutions of higher educationIndependent school districtsSmall businesses