On January 27, 2017, US Customs and Border Protection (CBP) published in the Federal Register a document [Docket No. USCBP–2016–0075; CBP Dec. No. 16–26] providing an additional 60 days for interested parties to submit comments on the interim final rule that amended the CBP regulations establishing the Centers of Excellence and Expertise (“Centers”) as a permanent organizational component of the agency and transitioning certain additional trade functions to the Centers. The interim final rule was published in the Federal Register on December 20, 2016, with comments due on or before January 19, 2017. To have as much public participation as possible in the formulation of the final rule, CBP is extending the comment period to March 20, 2017.