1. Requests the Secretariat, subject to the availability of resources, to commission a technical paper on the identification and assessment of alternatives to the use of perfluorooctane sulfonic acid in open applications based on the terms of reference set out in annex I to the present decision and the outline revised during its seventh meeting;

2. Decides to establish an ad hoc working group to undertake the activities requested in paragraphs 5 and 7 of decision SC-5/5 and agrees to work in accordance with the workplan set out in annex II to the present decision;