In accordance with the provisions of the Trading and Settlement Code, the Modifications Committee exists to progress Modification Proposals with a view to better facilitating the achievement of the Code Objectives of efficiency, development, financial security, participation, competition, transparency and equity within the Market.

Modifications Committee

The Modifications Committee meets every two months in either Dublin or Belfast. The Committee is charged with the assessment of proposals submitted to them and making decisions on directions for development of the Market. The Committee has the ability to convene Working Groups or undertake public consultations to ensure appropriate consideration and impact assessment is undertaken prior to making any key decisions.  

The Modifications Committee Secretariat is responsible for the coordination and publication of information on meetings, Working Groups, consultations and other activities undertaken by the Committee. The Secretariat may be contacted via balancingmodifications@sem-o.com.

Use the link below to see the full calendar of scheduled meetings. Each meeting event containts the relevant agenda and minutes.

See the meetings calendar

Filter modifications by:


Mod IDTitleMod StatusStageSection AffectedEffective Date
MOD_31_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_30_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_29_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_28_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_27_18 RA Decision: Recommended for Rejection Active 27/09/2018
MOD_26_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_25_18 Deferred Active
MOD_24_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_23_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_22_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_21_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_20_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_19_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_18_18 Withdrawn Active
MOD_17_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_16_18 RA Decision: Approved (Not Vetoed) Active 27/08/2018
MOD_15_18 RA Decision: Approved (Not Vetoed) Active 27/08/2018
MOD_14_18 RA Decision: Approved (Not Vetoed) Active 27/08/2018
MOD_13_18 RA Decision: Approved (Not Vetoed) Active 27/08/2018
MOD_12_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_11_18 RA Decision: Approved (Not Vetoed) Active 20/06/2018
MOD_10_18 RA Decision: Approved (Not Vetoed) Active 20/06/2018
MOD_09_18 RA Decision: Approved (Not Vetoed) Active 27/08/2018
MOD_08_18 RA Decision: Approved (Not Vetoed) Active 21/06/2018
MOD_07_18 RA Decision: Approved (Not Vetoed) Active 27/08/2018
MOD_06_18 RA Decision: Approved (Not Vetoed) Active 21/06/2018
MOD_05_18 RA Decision: Approved (Not Vetoed) Active 20/06/2018
MOD_04_18 RA Decision: Approved (Not Vetoed) Active 20/06/2018
MOD_03_18 Deferred Active
MOD_02_18 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_01_18 RA Decision: Approved (Not Vetoed) Active 05/04/2018
MOD_18_17 RA Decision: Approved (Not Vetoed) Active 27/09/2018
MOD_17_17 RA Decision: Approved (Not Vetoed) Active 20/04/2018
MOD_16_17 RA Decision: Approved (Not Vetoed) Active 20/04/2018
MOD_15_17 RA Decision: Approved (Not Vetoed) Active 29/03/2018
MOD_14_17 RA Decision: Approved (Not Vetoed) Active 29/03/2018
MOD_13_17 RA Decision: Approved (Not Vetoed) Active 27/08/2018
MOD_12_17 RA Decision: Approved (Not Vetoed) Active 27/08/2018
MOD_11_17 RA Decision: Approved (Not Vetoed) Active 09/02/2018
MOD_10_17 RA Decision: Approved (Not Vetoed) Active 26/02/2018
MOD_09_17 RA Decision: Approved (Not Vetoed) Active 06/02/2018
MOD_08_17 RA Decision: Approved (Not Vetoed) Active 06/02/2018
MOD_07_17 RA Decision: Approved (Not Vetoed) Active 06/02/2018
MOD_06_17 RA Decision: Approved (Not Vetoed) Active 26/02/2018
MOD_05_17 RA Decision: Approved (Not Vetoed) Active 24/10/2017
MOD_04_17 RA Decision: Approved (Not Vetoed) Active 24/10/2017
MOD_03_17 RA Decision: Approved (Not Vetoed) Active 19/10/2017
MOD_02_17 RA Decision: Approved (Not Vetoed) Active 27/09/2018