Wood packaging material for import and export If you use, produce or supply wood packaging material (WPM) to move goods to or from the EU or the rest of the world, you must make sure it meets international standards. From: Applies to: Contents If you import or export any goods using WPM or supply WPM to businesses, you need to follow the rules to meet ISPM15 international standards from 1 January 2021. This is so you can move WPM between Great Britain ( WPM includes: dunnage (loose wood used to protect goods and their packaging) The rules do not apply to processed, non solid