Chapter 98. Department of Agriculture Reorganization Subchapter I. General Reorganization Authorities Subchapter II. Farm Production and Conservation Subchapter III. Rural Economic and Community Development Subchapter IV. Food, Nutrition, and Consumer Services Subchapter V. Natural Resources and Environment Subchapter VI. Research, Education, and Economics Subchapter VII. Food Safety Subchapter viii-a. Marketing and Regulatory Programs Subchapter viii-b. Trade and Foreign Agricultural Affairs Subchapter VIII. National Appeals Division Subchapter IX. Miscellaneous Reorganization Provisions Subchapter X. Freedom to E-File 7 U.S. Code §6901. Purpose 7 U.S. Code §6902. Definitions