The paper represents an informational report on the recent global actions related to polychlorinated naphthalenes (PCN) within the multilateral environmental agreements, mainly the Stockholm Convention on Persistent Organic Pollutants (POP). It chaptered to represent the background information on a proposal to review a candidate chemical according to the screening criteria listed in Annex D to the Convention, the summarized scientific and technical data submitted by the Parties, as well as the main outcomes contained in the Risk Profile and Risk Management Evaluation documents. Elaboration and adoption of these documents by members of the POP Review Committee put a base for the final decisions of the Conference of the Parties on the obligatory global/regional/national measures towards PCN in order to minimize environmental and adverse human health effects potentially caused by these pollutants. The report contains an overview of PCN sources, unintentional generation and stockpiles in a global and regional scale. It is emphasized the amended provisions of the Convention and the primary control measures for intentional sources of PCN to eliminate their production, use, import and export with certain specific exemptions.