Explanatory document for ISPM No. 31 now available

Following a request at CPM-3, an explanatory document for ISPM No. 31 (Methodologies for Sampling of Consigments) was authored by Carolyn F. Whyte. The link to the document is given below. Please note that explanatory documents for ISPMs are written to provide supporting information to the standard they refer to and cannot be taken as an official legal interpretation of the IPPC or its related documents, and are produced for public information purposes only.