From the FDA - Food Safety and Terrorism Website.
See the Bioterrorism Act of 2002 website for final rules and information.

Packinghouses must register with the Food & Drug Administration (FDA).
    The Online Facility Registration Website 
    Fact Sheet on FDA'S New Food Bioterrorism Regulation:
    Download Food Facility Registration Forms & Instructions from the FDA website

Juice labeling regulations - "Citrus industry gets extension from juice labeling regulations..."

Bulletin EU 5-1996 -"Proposal for a Council Regulation introducing a Community aid scheme for producers of certain citrus fruits...."

USDA APHIS - Plant protection and Quarantine manuals in electronic formats.

Citrus Administrative Committee - "The Citrus Administrative Committee is a administered by the USDA that sets minimum sizes and grades of fresh Florida Citrus...."

Marketing Order Administration Branch’s (MOAB) - "Our goal is to help importers with their compliance efforts before a problem arises, and to guide those who have imports not meeting the requirements to the proper disposition...."

Laws and Regulations - "Laws and regulations are a major tool in protecting the environment...."

IRIS - "IRIS is a database of human health effects that may result from exposure to various substances found in the environment...."

Recently Published APHIS Rules & Notices - "This page lists documents published in approximately the last 12 months, starting with the most recent...."