Regulated area. Any State, or any portion thereof, listed in 301.91-3 or otherwise designated as a regulated area in accordance with 301.91-3(b).
7 CFR § 301.91-1
Terms used in the singular form in this subpart shall be construed as the plural and vice versa, as the case may demand. The following terms, when used in this subpart, shall be construed, respectively, to mean: