Note by the Secretariat In its decision BC-10/9 on technical guidelines for the environmentally sound management of wastes consisting of, containing or contaminated with persistent organic pollutants, the Conference of the Parties to the Basel Convention on the Control of Transboundary Movements of Hazardous Wastes and Their Disposal decided to extend the mandate of the small intersessional working group established by the Open-ended Working Group of the Basel Convention (decision OEWG-I/4, para. 9). Specifically, the Conference of the Parties provided that the intersessional group would monitor and assist in the review and updating, as appropriate, of technical guidelines regarding persistent organic pollutants, working in particular by electronic means.