Nonprofit501c4 Nonprofit501c4: Non-profit type referring to Civic Leagues, Social Welfare Organizations, and Local Associations of Employees. Properties { "id": "https://schema.org/Nonprofit501c4", "label": "Nonprofit501c4", "comment": "Nonprofit501c4: Non-profit type referring to Civic Leagues, Social Welfare Organizations, and Local Associations of Employees.", "subTypeOf": "https://schema.org/USNonprofitType", "enumerationtype": "https://schema.org/USNonprofitType", "equivalentClass": "", "properties": "", "subTypes": "", "supersedes": "", "supersededBy": "", "isPartOf": "https://pending.schema.org" }Getting Started