Informes y Estudios
Lea más sobre nuestros informes y estudios. Estos informes y estudios están su formato original en inglés.
Informes de Estadísticas Anuales de USCIS
Eliminación de Retrasos
Informes de Evaluación de Verificaciones de Empleo
- E-Verify Program Reports
- Employment Verification: Federal Agencies Have Taken Steps to Improve E-Verify, but Significant Challenges Remain, GAO, December 2010
- DHS Response to GAO-11-146: Employment Verification: Federal Agencies Have Taken Steps to Improve E-Verify, but Significant Challenges Remain (PDF, 54.34 KB)
- The Practices and Opinions of Employers who do not Participate in E-Verify, December 2010 (PDF, 474.99 KB)
- Findings of the E-Verify Program Evaluation (December 2009) (PDF)
- Westat Evaluation of the E-Verify Program: USCIS Synopsis of Key Findings and Program Implications (PDF, 81.21 KB)
Informe sobre el Impacto de la Ley de Seguridad Nacional en las Funciones Transferidas a DHS
- FY 2022 Annual Report on the Impact of the Homeland Security Act on Immigration Functions Transferred to the Department of Homeland Security (PDF, 388.03 KB)
- FY 2021 Annual Report on the Impact of the Homeland Security Act on Immigration Functions Transferred to the Department of Homeland Security (PDF, 381.95 KB)
- FY 2020 Annual Report on the Impact of the Homeland Security Act on Immigration Functions Transferred to the Department of Homeland Security (PDF, 427.22 KB)
- FY 2019 Annual Report on the Impact of the Homeland Security Act on Immigration Functions Transferred to the Department of Homeland Security (PDF, 497.16 KB)
- FY 2018 Annual Report on the Impact of the Homeland Security Act on Immigration Functions Transferred to the Department of Homeland Security (PDF, 4.01 MB)
- FY 2017 Annual Report on the Impact of the Homeland Security Act on Immigration Functions Transferred to the Department of Homeland Security (PDF, 705.79 KB)
Informes de la Oficina de Políticas y Estrategias
- Trends in U Visa Law Enforcement Certifications, Qualifying Crimes, and Evidence of Helpfulness (PDF, 606.32 KB)
- Arrest Histories of U Visa Petitioners (PDF, 368.25 KB)
- U Visa Filing Trends Report (PDF, 371.31 KB)
- U Visa Demographics Report (PDF, 437.03 KB)
- U Visa Technical Appendix (PDF, 460.63 KB)
- 2019 USCIS Statistical Annual Report Final H1-B (PDF, 210.5 KB)
- 2019 USCIS Statistical Annual Report Final L-1 (PDF, 267.76 KB)
- DACA Requestors with an IDENT Response November 2019 Update (PDF, 745.26 KB)
- Report - F-1 Students Obtaining Another Nonimmigrant Classification (PDF, 605.08 KB)
- Citizenship and Integration Grant Program
- The Triennial Comprehensive Report on Immigration (PDF, 4.02 MB)
Informes de Programas de USCIS: EB-5
Informes de Programas de USCIS: H-1B
- H-1B Authorized to Work Population Estimate Report (PDF, 399.49 KB)
- Understanding Requests for Evidence (RFEs): A Breakdown of Why RFEs Were Issued for H-1B Petitions in Fiscal Year 2018 (PDF, 136.38 KB)
- FY 2022 Annual Report H-1B Petitions (PDF, 488.48 KB)
- FY 2021 Annual Report H-1B Petitions (PDF, 620.42 KB)
- FY 2020 Annual Report H-1B Petitions (PDF, 442.69 KB)
- FY 2019 Annual Report H-1B Petitions (PDF, 3.37 MB)
- FY 2018 Annual Report H-1B Petitions (PDF, 3.22 MB)
- FY 2017 Annual Report H-1B Petitions (PDF, 333.49 KB)
- FY 2016 Annual Report: H-1B Petitions (PDF, 4.52 MB)
- FY 2015 Annual Report: H-1B Petitions (PDF, 444.08 KB)
- FY 2014 Annual Report: H-1B Petitions (PDF, 330.42 KB)
- FY 2013 Annual Report: H-1B Petitions (PDF, 296.19 KB)
- FY 2012 Annual Report: H-1B Petitions (PDF, 255.85 KB)
- FY 2011 Annual Report: H-1B Petitions (PDF, 305.92 KB)
- FY 2010 Annual Report: H-1B Petitions (PDF, 1.05 MB)
- FY 2009 Annual Report: H-1B Petitions (PDF, 948.96 KB)
- FY 2008 Annual Report: H-1B Petitions (PDF, 574.38 KB)
- FY 2007 Annual Report: H-1B Petitions (PDF, 531.68 KB)
- FY 2006 Annual Report: H-1B Petitions (PDF, 505.57 KB)
- FY 2005 Annual Report: H-1B Petitions (PDF, 731.67 KB)
- FY 2004 Annual Report: H-1B Petitions (PDF, 722.34 KB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2022 (PDF, 1.38 MB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2021 (PDF, 1.21 MB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2020 (PDF, 1.22 MB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2019 (PDF, 2.44 MB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2018 (PDF, 7.19 MB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2017 (PDF, 791.18 KB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2016 (PDF, 3.03 MB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2015 (PDF, 6.85 MB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2014 (PDF, 874.68 KB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2013 (PDF, 692.02 KB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2012 (PDF, 500.72 KB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2011 (PDF, 552.34 KB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2010 (PDF, 2.03 MB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2009 (PDF, 1.07 MB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2008 (PDF, 1.01 MB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2007 (PDF, 1.13 MB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2006 (PDF, 1000.93 KB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2005 (PDF, 142.54 KB)
- Characteristics of Specialty Occupation Workers (H-1B): Fiscal Year 2004 (PDF, 359.76 KB)
Informes de Programas de USCIS: H-2B
- Characteristics of H-2B Temporary Workers 2022 (PDF, 484.83 KB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2021 (PDF, 584.11 KB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2020 (PDF, 332.48 KB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2019 (PDF, 463.5 KB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2018 (PDF, 612.7 KB)
- FY 2018 USCIS H-2B Congressional Appropriations Report (PDF, 549.34 KB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2017 (PDF, 3.31 MB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2016 (PDF, 543.23 KB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2015 (PDF, 3.97 MB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2014 (PDF, 398.16 KB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2013 (PDF, 442.72 KB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2012 (PDF, 387.69 KB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2011 (PDF, 299.67 KB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2010 (PDF, 445.12 KB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2009 (PDF, 397.02 KB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2008 (PDF, 380.22 KB)
- Characteristics of H-2B Nonagricultural Temporary Workers 2007 (PDF, 403.87 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2022 - Part 1 (PDF, 442.14 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2021 - Part 1 (PDF, 507.96 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2021 - Part 2 (PDF, 550.02 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2020 - Part 1 (PDF, 249 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2017 - Part 1 (PDF, 2.66 MB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2017 - Part 2 (PDF, 407.94 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2016 - Part 1 (PDF, 2.89 MB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2016 - Part 2 (PDF, 2.68 MB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2015 - Part 1 (PDF, 2.01 MB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2015 - Part 2 (PDF, 2.47 MB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2014 - Part 1 (PDF, 295.66 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2014 - Part 2 (PDF, 254.53 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2013 - Part 1 (PDF, 270.82 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2013 - Part 2 (PDF, 257.38 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2011 - Part 1 (PDF, 257.29 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2011 - Part 2 (PDF, 258.1 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2010 - Part 1 (PDF, 1.92 MB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2010 - Part 2 (PDF, 1.74 MB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2009 (PDF, 407.68 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2008 (PDF, 301.46 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2007 (PDF, 292.81 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2006 - Part 1 (PDF, 983.52 KB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2006 - Part 2 (PDF, 1.24 MB)
- H-2B Nonagricultural Temporary Workers Visa and Status 2005 (PDF, 224.67 KB)
Informes de Programas de USCIS: H-2A
Informes de Ciudadanía y Naturalización
Informes sobre Inmigración Basada en el Empleo
Informe sobre Investigaciones de Asuntos Internos
- Internal Affairs Investigations Semi-Annual Report to Congress July – December 2021 (PDF, 450.03 KB)
- Internal Affairs Investigations Semi-Annual Report to Congress January – June 2021 (PDF, 360.14 KB)
- Internal Affairs Investigations Semi-Annual Report to Congress January – June 2020 (PDF, 455.21 KB)
- Internal Affairs Investigations Semi-Annual Report to Congress July – December 2019 (PDF, 498.67 KB)
Informe sobre la Cuenta de Tarifas de Examinación de Inmigración
Informe sobre Estatus de Protección Temporal
Informes Sobre Víctimas de Abuso y Explotación
- Annual Report on Immigration Applications and Petitions Made by Victims of Abuse, Fiscal Year 2022 (PDF, 563.93 KB)
- Annual Report on Immigration Applications and Petitions Made by Victims of Abuse, Fiscal Year 2021 (PDF, 362.33 KB)
- Factsheet: Characteristics of T Nonimmigrant Status (T Visa) Applicants FY 2008 – 2022 (PDF, 407.88 KB)
- Factsheet: Characteristics of T Nonimmigrant Status (T Visa) Applicants (PDF, 1.92 MB)
- Humanitarian Petitions: U Visa Processing Times (PDF, 629.65 KB)
- U Visa Approval and Denial Ratios, Fiscal Year 2016 - 2020 (PDF, 159.55 KB)
- Annual Report on Immigration Applications and Petitions Made by Victims of Abuse, Fiscal Year 2020 (PDF, 345.04 KB)
- Annual Report on Immigration Applications and Petitions Made by Victims of Abuse, Fiscal Year 2019 (PDF, 4.26 MB)
Plan de la Sección 4103 de Conformidad con la Ley de Estabilización Provisional de Emergencia de USCIS
Estatus de Inmigrante Especial para Ciudadanos o Nacionales de Afganistán o Irak
Informes TRIG
Informes Anuales sobre INA 207(c)93) Exenciones de Causales de Inadmisibilidad para Refugiados
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