PART 1204—IMMIGRANT PETITIONS Authority: 8 U.S.C. 1101, 1103, 1151, 1153, 1154, 1182, 1186a, 1255, 1641; 8 CFR part 2. Source: 68 FR 9833, Feb. 28, 2003, unless otherwise noted. § 1204.1 Single level of appellate review. The decision of the Board of Immigration Appeals concerning the denial of a relative visa petition under 8 CFR chapter I, part 204 because the petitioner failed to establish eligibility for the bona fide marriage exemption contained in that part will constitute the single level of appellate review established by statute.