Commission Decision (EU) 2017/848 laying down criteria and methodological standards on good environmental status of marine waters and specifications and standardised methods for monitoring and assessment, and repealing Decision 2010/477/EU.

This Decision lays down: (a) criteria and methodological standards to be used by Member States when determining a set of characteristics for good environmental status in accordance with article 9 (1) of Directive 2008/56/EC; (b) specifications and standardized methods for monitoring and assessment, to be used by Member States when establishing coordinated monitoring programmes under article 11 of Directive 2008/56/EC; (c) a timeline for the establishment of threshold values, lists of criteria elements and methodological standards through Union, regional or subregional cooperation; (d) a notification requirement for criteria elements, threshold values and methodological standards.