This work is well underway, however it is complex and officials are working with Environmental Standards Scotland to take forward a full scope of work that is practical in advance of a full understanding of the emerging recast EU Urban Wastewater Directive As previously noted in the answers to S6W-40574 on 30 September 2025, S6W-38373 on 17 June 2025 and S6W-42837 on 16 January 2026, I will provide an update to Parliament once this work has reached an appropriate stage.All answers to written Parliamentary Questions are available on the Parliament's website, the search facility for which can be found at https://www.parliament.scot/chamber-and-committees/written-questions-and-answers.