Registrants of the .US TLD must be either:

1. A natural person (i) who is a citizen, (ii) who is a permanent resident of the United States of America or any of its possessions or territories or (ii) whose primary place of domicile is in the United States of America or any of its possessions, or
2. A United States entity or organization that is (i) incorporated within one of the fifty (50) U.S. states, the District of Columbia, or any of the United States possessions or territories, or (ii) organized or otherwise constituted under the laws of a state of the United States of America, the District of Columbia or any of its possessions or territories (including a federal, state, or local government of the United States or a political subdivision thereof, and non-commercial organizations based in the United States) An entity or organization (including federal, state, or local government of the United States, or a political subdivision thereof) that has a bona fide presence in the United States, or
3. A foreign entity or organization that has a bona fide presence in the United States of America or any of its possessions or territories.

Prospective registrants will certify that they have a "bona fide presence in the United States" on the basis of real and substantial lawful contacts with, or lawful activities in, the United States of America. This requirement is intended to ensure that only those individuals or organizations that have a substantive lawful connection to the United States are permitted to register for .US TLD domain names.This U.S. Nexus Requirement is intended to ensure that only those individuals or organizations that have a substantive connection to the United States are permitted to register for .US domain names.