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Internal Revenue Service

§56.4911–3
Conservation Easement Audit Techniques Guide
Good Governance Practices for 501c3 Organizations
IRC 509(a)(3) Supporting Organizations Guide Sheet - Type I & II
IRC 509(a)(3) Supporting Organizations Guide Sheet - Type III
IRS Issued Guidance Regarding Appraisal Requirements for Noncash Charitable Contributions
IRS letter ruling 201110020
IRS Publication 557: Tax Exempt Status for Your Organization
IRS Tax Topic 705 - Installment Sales
IRS Written Determination 201405018 (revocation)
Lobbying Issues
Overview of Inurement/Private Benefit Issues in IRC 501(c)(3)
Political Campaign and Lobbying Activities of IRC 501(c)(4), (c)(5), and (c)(6) Organizations
Private Benefit Under IRC 501(c)(3)