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31 Congressional Research Service reports and publications

Deferred Action for Childhood Arrivals (DACA): Litigation Status Update
2025-09-16 · Posts · LSB11369 · HTML available · PDF available
Constitution Day and Citizenship Day: Fact Sheet
2025-08-25 · Reports · R48174 · HTML available · PDF available
Immigration Court Legal Access Programs: Terminations and Related Litigation
2025-07-28 · Posts · IN12588 · HTML available · PDF available
Federal Preemption and Texas S.B. 4
2025-06-26 · Posts · LSB11330 · HTML available · PDF available
The CBP Home Mobile Application and “Self-Departure”
2025-06-12 · Resources · IF13030 · HTML available · PDF available
Presidential Proclamation of June 4, 2025, Restricting the Entry of Certain Foreign Nationals
2025-06-09 · Posts · IN12561 · HTML available · PDF available
Optional Practical Training (OPT) for Foreign Students in the United States
2025-05-30 · Resources · IF12631 · HTML available · PDF available
Alien Registration Requirements
2025-05-19 · Resources · IF13003 · HTML available · PDF available
Federal Preemption and State Authority to Deter the Presence of Unlawfully Present Aliens: An Overview and Issues for the 119th Congress
2025-05-06 · Reports · R48525 · HTML available · PDF available
Primer on U.S. Immigration Policy
2025-03-31 · Reports · R45020 · HTML available · PDF available
“Sanctuary” Jurisdictions: Policy Overview
2025-03-04 · Resources · IF11438 · HTML available · PDF available
The H-1B Visa for Specialty Occupation Workers
2025-02-18 · Resources · IF12912 · HTML available · PDF available
Credible Fear and Defensive Asylum Processes: Frequently Asked Questions
2024-09-25 · Reports · R48078 · HTML available · PDF available
U.S. Immigration Courts: Access to Counsel in Removal Proceedings and Legal Access Programs
2024-08-06 · Resources · IF12158 · HTML available · PDF available
Place-Based Visas: Overview and Issues for Congress
2024-07-17 · Resources · IF12712 · HTML available · PDF available
When Does a Reinstated Removal Order Become Final: Federal Circuit Courts Are Split
2024-04-05 · Posts · LSB11140 · HTML available
Nonimmigrant Overstays: Overview and Policy Issues
2023-11-21 · Reports · R47848 · HTML available · PDF available
The Statutory Bars to Reentry into the United States
2023-08-30 · Resources · IF12484 · HTML available · PDF available
Supreme Court Limits States’ Ability to Challenge Immigration Enforcement Policies
2023-08-18 · Posts · LSB11023 · HTML available · PDF available
Foreign Students: Screening and Monitoring
2023-08-17 · Infographics · IG10039 · HTML available · PDF available
Supreme Court Considers Meaning of “An Offense Relating to Obstruction of Justice” for Immigration Enforcement Purposes
2023-06-29 · Posts · LSB10994 · HTML available · PDF available
Rescission of the Migrant Protection Protocols: Litigation Developments
2023-02-08 · Posts · LSB10915 · HTML available · PDF available
U.S. Citizenship and Immigration Services: Authorities and Procedures
2022-06-01 · Posts · LSB10671 · HTML available · PDF available
Immigration: Apprehensions and Expulsions at the Southwest Border
2021-12-22 · Reports · R46999 · HTML available · PDF available
U.S. Customs and Border Protection’s Powers and Limitations: A Primer
2021-11-30 · Posts · LSB10559 · HTML available · PDF available
Naturalization: The Process of Becoming a U.S. Citizen
2021-08-17 · Infographics · IG10028 · HTML available · PDF available
At What Rate Do Noncitizens Appear for Their Removal Hearings? Measuring In Absentia Removal Order Rates
2021-08-05 · Resources · IF11892 · HTML available · PDF available
Supreme Court: Unlawful Entrants with Temporary Protected Status Cannot Adjust to Lawful Permanent Resident Status
2021-06-11 · Posts · LSB10607 · HTML available · PDF available
The Law of Foreign Missions and Media in U.S.-China Relations
2021-05-20 · Posts · LSB10601 · HTML available · PDF available
Federal Regulation of Alien Employment and Preemption over State Laws
2020-11-04 · Posts · LSB10550 · HTML available · PDF available
Immigration Laws Regulating the Admission and Exclusion of Aliens at the Border
2020-07-21 · Posts · LSB10150 · HTML available