U.S. Citizenship and Immigration Services Fee Schedule and Changes.

U.S. Citizenship and Immigration Services Fee Schedule and Changes to Certain Other Immigration Benefit Request Requirements

The Department of Homeland Security (DHS) proposes to adjust certain immigration and naturalization benefit request fees charged by U.S. Citizenship and Immigration Services (USCIS). 
DHS proposes to adjust USCIS fees by a weighted average increase of 21 percent, add new fees for certain benefit requests, establish multiple fees for petitions for nonimmigrant workers
USCIS also is proposing changes to certain other immigration benefit request requirements.
DHS proposes to adjust the USCIS fee schedule, which specifies the fee amount charged for each immigration and naturalization benefit request.[5DHS last adjusted the fee schedule on December 23, 2016, by a weighted average increase of 21 percent. See 81 FR 73292 (Oct. 24, 2016) (final rule) (FY 2016/2017 fee rule).

https://www.federalregister.gov/documents/2019/11/14/2019-24366/us-citizenship-and-immigration-services-fee-schedule-and-changes-to-certain-other-immigration 

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