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Mod_07_20 Withdrawn Active Agreed Procedure 12,Section B
Mod_06_20 Deferred Active Agreed Procedure 6,Section D
Mod_05_20 Recommended for Approval Active Section H
Mod_04_20 Recommended for Approval Active Agreed Procedure 12
Mod_01_20 Recommended for Approval Active Section E
Mod_22_19 RA Decision: Approved (Not Vetoed) Active Section F
Mod_21_19 RA Decision: Approved (Not Vetoed) Active Section F
Mod_20_19 RA Decision: Approved (Not Vetoed) Active Section F
Mod_19_19 RA Decision: Approved (Not Vetoed) Active Section F
Mod_15_19 Deferred Active Section B
Mod_14_19 Recommended For Rejection Active Agreed Procedure 12,T&SC Chapter B,T&SC Glossary
Mod_13_19 Deferred Active
MOD_10_19 RA Decision: Approved (Not Vetoed) Active T&SC Chapter B
MOD_03_19 RA Decision: Approved (Not Vetoed) Active T&SC Chapter E
Mod_38_18 RA Decision: Recommended for Rejection Active T&SC Chapter F
MOD_03_18 Recommended for Approval Active T&SC Chapter G