The Connection Offer Policy and Process (COPP) Paper was approved by the CER in May 2011 (CER/11/093). Since then, the CER has issued a number of clarifications and amendments relating to COPP. Details of these clarifications and amendments are covered in various publications, listed in the table below.This information note is a single point of reference for these publications. It provides a high level summary of the amendments and clarifications, and links them to the relevant documents. CER/11/093 Connection Offer Policy & Process (COPP) Amendments and clarifications: Treatment of Temporary Connections in Tie-Break Situations SEM-11-105 Treatment of Price Taking Generation in Tie Breaks in Dispatch in the Single Electricity Market and Associated Issues SEM-12-018 SEM Committee Communication of 29 March 2012 SEM-13-010 Treatment of Curtailment in Tie-break situations SEM-13-011 TSOs Definition of Curtailment and Constraint, version 1.0 SEM-13-012 Constraint Groups arising from SEM-11-105 Transmission Connection Agreements and Use of System Agreements CER/09/138 Electricity Network Connection Policy CER/13/145         Transmission Connection Agreements and UoS Agreements MEC Security CER/09/138         Electricity Network Connection Policy CER/16/165         MEC Security Policy Amendments Installed Capacity Cap CER/14/047         Installed Capacity Cap Projects Moving to Construction Phase CER/15/098A Implementation of Group Processing - Move to Construction Phase CER/15/098B System Operator Recommendation following Consultation Paper CER/14/432 - Implementation of Group Processing - Move to construction phase Treatment of FSP after Splits, Mergers, Relocations and Reductions of MEC CER/09/138 Electricity Network Connection Policy CER/11/083 First Stage Payments on acceptance of a Connection Offer to the Electricity Network