§ 26.1 RECOGNITION APPLICATION PROCEDURE§ 26.2 REQUIREMENTS FOR CHARITABLE ORGANIZATIONS§ 26.3 NONPRIVATE FOUNDATION STATUS§ 26.4 REQUIREMENTS FOR SOCIAL WELFARE ORGANIZATIONS§ 26.5 REQUIREMENTS FOR CERTAIN CREDIT COUNSELING ORGANIZATIONS§ 26.6 REQUIREMENTS FOR CERTAIN EMPLOYEE BENEFIT ORGANIZATIONS§ 26.8 REQUIREMENTS FOR CERTAIN HEALTH INSURANCE ISSUERS§ 26.10 RULES FOR OTHER CATEGORIES OF ORGANIZATIONS§ 26.11 GROUP EXEMPTION RULES§ 26.12 TERRORISM-RELATED SUSPENSION OF TAX EXEMPTION§ 26.13 NOTICE REQUIREMENTS FOR SOCIAL WELFARE ORGANIZATIONS§ 26.14 NOTICE REQUIREMENTS FOR POLITICAL ORGANIZATIONS§ 26.15 INTEGRAL PART DOCTRINE§ 26.16 FORFEITURE OF TAX EXEMPTIONNotes