State. Any of the actual States, the District of Columbia, the Commonwealth of Puerto Rico, the Commonwealth of the Northern Mariana Islands, and the territories of American Samoa, Guam, and the Virgin Islands.
44 CFR § 302.2
Except as otherwise stated or clearly apparent by context, the definitions ascribed in this section to each of the listed terms shall constitute their meaning when used in the regulations in this part. Terms not defined in this part shall have the meaning set forth in their definition, if any, in the Federal Civil Defense Act of 1950, as amended.