The European Chemical Agency (ECHA) has produced new support pages and concise guidance regarding chemical safety in the EU supply chain.
This coincides with the adoption on 1st September 2015 of the Article 95 listing (those active biocidal substances authorised to be placed on the EU market) which covers items including “treated articles” e.g. timber with preservatives.
http://echa.europa.eu/documents/10162/21332507/guide_chemical_safety_sme_en.pdf English Language
http://echa.europa.eu/documents/10162/21332507/guide_chemical_safety_sme_es.pdf Spanish Language
More specific information for each actor within the supply chain (Manufacturer, Importer and Distributor) can be found at:
http://echa.europa.eu/support/getting-started