Immigration and Nationality Act (INA): Primary federal immigration law that governs Affidavit of Support requirements under Section 213A (8 U.S.C. �� 1183a). Contains statutory provisions for sponsorship obligations and requirements.

Code of Federal Regulations (8 CFR �� 213a): Federal regulations that implement the INA provisions, detailing specific requirements for Affidavits of Support, including enforcement provisions and sponsor's obligations.

USCIS Policy Manual Volume 7: Administrative guidance focusing on Adjustment of Status Policies and Procedures, particularly Chapter 6 regarding financial support requirements and adjudicative review.

Federal Poverty Guidelines: Annual guidelines published by Department of Health and Human Services, used to determine minimum income requirements for sponsors (typically 125% of poverty level).

Social Security Act: Legislation relevant for determining which benefits trigger sponsor's support obligations when received by the immigrant.

Personal Responsibility and Work Opportunity Reconciliation Act of 1996: Defines means-tested public benefits that sponsors must reimburse if used by the immigrant, establishing key aspects of financial responsibility.