Dont take my word for it just google or go to the website of USCBP July 3rd is when Mr Ambassador with great fanfare got his. The Treaty was signed & agreed on June 26th but was Launched on July 6th. This is on the CBP website.
However I don't think this forum is about a race to the starting line but more about where the hell is the finish line. Thank fully in August 2017 JFK T4 started working with e clearance & that has pretty much removed the need for me to have a GEP cause it take under 5 minutes to be thru it. Last month it took me 3 minutes from Start to Bags....