unit of service. unit of service. any individual, family, aggregate, organization, or community given nursing care. The level at which service is delivered varies with the particular unit entity.
A foreign affiliate as defined in inward FATS statistics is an enterprise resident in a country which is under the control of an institutional unit not resident in the same country. Control is determined according to the concept of the 'ultimate controlling institutional unit' (UCI).
A foreign enterprise will also be considered to have a U.S. permanent establishment in respect of activities undertaken on its behalf by. a dependent agent who has and habitually exercises in the United States an authority to conclude contracts that are binding on the. foreign enterprise.