Publication 1771, Charitable Contributions: Substantiation and Disclosure RequirementsPDF Charitable Organizations - Substantiation and Disclosure Requirements: Overview of substantiation and disclosure requirements for charitable organization with respect to donated property Life Cycle of a Private Foundation - Substantiating Noncash Contributions: Overview of substantiation requirements for private foundation with respect to donated property State charity regulators: State law may require charities that solicit contributions to register and file periodic reports. Tax Exempt Organization Search: The IRS provides a searchable database of organizations that are eligible to receive deductible charitable contributions. Can I Deduct My Charitable Contributions?: An IRS on-line mini-course providing a brief overview of the charitable contribution deduction rules Publication 557, Tax-Exempt Status for Your OrganizationPDF: An overview of the federal tax rules that apply to tax-exempt organizations, including charities Exempt Organizations Forms and Instructions: A list of forms and instructions for exempt organizations Publication 1828, Tax Guide for Churches and Religious OrganizationsPDF: This publication explains the tax benefits and responsibilities of tax-exempt churches and religious organizations, including substantiation and disclosure rules for charitable contributions to these organizations.