(a) Regulated articles may not be moved interstate from a quarantined area except in accordance with a protocol in §§ 301.75-6, 301.75-7, or 301.75-8, or in accordance with § 301.75-4 if less than an entire State is designated as a quarantined area. Regulated articles may be moved in accordance with the regulations in § 301.75-9 for scientific or experimental purposes only.

(b) Regulated articles moved from a quarantined area with a limited permit may not be moved interstate into any commercial citrus-producing area, except as follows: The regulated articles may be moved through a commercial citrus-producing area if they are covered, or enclosed in containers or in a compartment of a vehicle, while in the commercial citrus-producing area, and are not unloaded in the commercial citrus-producing area without the permission of an inspector.

(c) Regulated articles moved interstate with a limited permit to an area of the United States that is not a commercial citrus-producing area may not subsequently be moved interstate into any commercial citrus-producing area.