Immigration By Buchanan Attorneys Khushbu Patel and Dilip Patel In a move that has sent ripples across the immigration community, the U.S. Citizenship and Immigration Services (USCIS) announced on April 27 that it is introducing a new, enhanced security vetting process. This development is prompting delays in the adjudication of a broad range of immigration applications, from adjustment of status and naturalization to asylum and family petitions.