The “Nordic workshop on joint strategies for per- and polyfluorinated substances (PFASs)” was hosted by the Swedish Chemicals Agency in Stockholm, Sweden on 5-6 April, 2017.The aim of the workshop was to gather scientific and regulatory experts, identify common issues related to PFASs, recommend priorities and steps/strategies forwards and facilitate continued information exchange and cooperation. The workshop consisted of two sections: firstly providing an update on the current status of work on PFASs, including an update on the current activities and responsibilities of participating national agencies; and secondly identifying possible strategic ways to deal with PFASs and identifying issues.