Quick search by citation:

48 U.S. Code § 2162 - Who may be a debtor

An entity may be a debtor under this subchapter if—
(1) the entity is—
a territory that has requested the establishment of an Oversight Board or has had an Oversight Board established for it by the United States Congress in accordance with section 2121 of this title; or
a covered territorial instrumentality of a territory described in paragraph (1)(A);
the Oversight Board has issued a certification under section 2146(b) of this title for such entity; and
the entity desires to effect a plan to adjust its debts.