COMMISSION IMPLEMENTING REGULATION (EU) 2019/444 of 19 March 2019 amending Implementing Regulation (EU) 2015/2447 as regards the forms for guarantor's undertakings and the inclusion of air transport costs in the customs value in view of the withdrawal of the United Kingdom from the Union

COMMISSION IMPLEMENTING REGULATION (EU) 2019/444 of 19 March 2019 amending Implementing Regulation (EU) 2015/2447 as regards the forms for guarantor's undertakings and the inclusion of air transport costs in the customs value in view of the withdrawal of the United Kingdom from the Unioneu-regulation-2019-x-x-444