Commission Regulation (EU) 2017/1485 of 2 August 2017 establishing a guideline on electricity transmission system operation requires all TSOs to prepare a Common Grid Model Methodology (“CGMM-v3”). All TSOs jointly drafted a proposal and submitted this to public consultation from 06 November 2017 until 06 December 2017.

Following revision, the proposal was approved for submission to the competent regulatory authorities by all TSOs. The CGMM-v3 and the Response to Consultation Comments are available for download below.