8 C.F.R. § 245a.10
In this Subpart B, the terms:
Eligible alien means an alien (including a spouse or child as defined at section 101(b)(1) of the Act of the alien who was such as of the date the alien alleges that he or she attempted to file or was discouraged from filing an application for legalization during the original application period) who, before October 1, 2000, filed with the Attorney General a written claim for class membership, with or without filing fee, pursuant to a court order issued in the case of:
(1) Catholic Social Services, Inc. v. Meese, vacated sub nom. Reno v. Catholic Social Services, Inc.,509 U.S. 43 (1993) (CSS);
(2) League of United Latin American Citizens v. INS, vacated sub nom. Reno v. Catholic Social Services, Inc.,509 U.S. 43 (1993) (LULAC); or
(3) Zambrano v. INS, vacated, 509 U.S. 918 (1993) (Zambrano).
Lawful Permanent Resident (LPR) means the status of having been lawfully accorded the privilege of residing permanently in the United States as an immigrant in accordance with the immigration laws, such status not having changed.
LIFE Act means the Legal Immigration Family Equity Act and the LIFE Act Amendments of 2000.
LIFE Legalization means the provisions of section 1104 of the LIFE Act and section 1503 of the LIFE Act Amendments.
Prima facie means eligibility is established if an "eligible alien" presents a properly filed and completed Form I-485 and specific factual information which in the absence of rebuttal will establish a claim of eligibility under this Subpart B.
Written claim for class membership means a filing, in writing, in one of the forms listed in § 245a.14 that provides the Attorney General with notice that the applicant meets the class definition in the cases of CSS, LULAC or Zambrano.
8 C.F.R. §245a.10