第二段就是啊 Unless otherwise indicated on the U.S. Citizenship and Immigration Services (USCIS) website at www.uscis.gov/visabulletininfo, individuals seeking to file applications for adjustment of status with USCIS in the Department of Homeland Security must use the “Final Action Dates” charts below for determining when they can file such applications. When USCIS determines that there are more immigrant visas available for the fiscal year than there are known applicants for such visas, USCIS will state on its website that applicants may instead use the “Dates for Filing Visa Applications” charts in this Bulletin.