The bloc's chief Brexit negotiator Michel Barnier maintains customs controls are part of EU border management, and French farmers are already objecting to an open border because of worries that cheaper non-European imports will enter the EU via the U.K. (fortune.com)
During a meeting at the White House in December 2011, they announced the «Beyond the Border Action Plan,» a package of joint security programs and border management initiatives aimed at streamlining procedures for customs processing, eliminating unnecessary red tape, and facilitating the free flow of legitimate goods and travellers. (thebusinesscouncil.ca)
For example, since Moscow has been an effective security producer in the region then it could demonstrate the same effectiveness engaging in joint action on establishing border management control in cooperation with the EUBAM. (blog.politics.ox.ac.uk)