The Department of State has released the December 2017 Visa Bulletin. D&S provides a Monthly Summary of the family and employment-based priority dates.
With respect to Final Action Dates, the EB-1 category remains current across all areas of chargeability. EB-2 China and EB-2 India have progressed slightly to July 1, 2013 and November 1, 2008 respectively. All other EB-2 areas of chargeability remain current. EB-3 remains unchanged across all areas of chargeability, with the exceptions of EB-3 China, which has progressed slightly to March 8, 2014. Similarly, Other Workers China has progressed 3 months to July 1, 2006 while all other areas of chargeability remain unchanged. EB-4 also remains unchanged across all areas of chargeability, with the exceptions of EB-4 El Salvador/Guatemala/Honduras, which has progressed 7 days to November 8, 2015, and EB-4 Mexico, which has progressed 21 days to April 22, 2016. EB-5 for both regional centers and non-regional centers remains current across all areas of chargeability, with the exception of China, which has progressed slightly to July 15, 2014.
Application Filing Dates for all categories and across all areas of chargeability are unchanged in December 2017.
As of today, November 13, 2017, USCIS has not advised whether, in December 2017, it will accept adjustment of status applications for family and employment-based petitions based on final action dates or application filing dates.