20 C.F.R. § 404.1093 Possession of the United States.
Title 20 - Employees' Benefits
In using the exclusions from gross income provided under section 931 of the Code (relating to income from sources within possessions of the United States) and section 932 of the Code (relating to citizens of possessions of the United States) for purposes of figuring your net earnings from self-employment, the term possession of the United States shall be deemed not to include the Virgin Islands, Guam, the Commonwealth of the Northern Mariana Islands, or American Samoa. [45 FR 20075, Mar. 27, 1980, as amended at 69 FR 51556, Aug. 20, 2004]
Title 20: Employees' Benefits
PART 404—FEDERAL OLD-AGE, SURVIVORS AND DISABILITY INSURANCE (1950– )
Subpart K—Employment, Wages, Self-Employment, and Self-Employment Income
Self-Employment Income
§ 404.1093 Possession of the United States.
