Consultation · ENERGY MARKETS · EU (Core CCR: Germany, Austria, Belgium, Croatia, Czech Republic, France, Hungary, Ireland, Luxembourg, Netherlands, Poland, Romania, Slovakia, Slovenia)

06 OCT 2026

RTE sets 08 October 2026 go-live for Core IDCC intraday capacity calculation validation to switch from ATC to Flow-Based methodology

Implementation · ENERGY MARKETS · EU (Core region)

29 SEPT 2026

EPEX SPOT Exchange Council Calls for Practical Fallback Solutions for SDAC Decoupling and Highlights Core Region Timeframe Constraints

Problem identified · ENERGY MARKETS · EU

28 SEPT 2026

JAO publishes FAQ guidance ahead of Long-Term Flow-Based Allocation (LTFBA) go-live across Core and Nordic borders

Implementation · ENERGY MARKETS · EU (Core and Nordic regions)

23 SEPT 2026

RTE deploys flow-based validation process for Core region intraday capacity calculation, replacing ATC method

Implementation · ENERGY MARKETS · EU Core region

09 SEPT 2026

TenneT reports on long-term methodologies and grid projects to resolve loop-flow-driven Article 16(8) derogation in the Netherlands

Implementation · ENERGY MARKETS · Netherlands (ACM regulator); Core Capacity Calculation Region

07 SEPT 2026

RTE Consolidates FR-BE and FR-DE Annual Auctions into Single Flow-Based Auction for 2027

Implementation · ENERGY MARKETS · France–Belgium and France–Germany borders (FR-BE, FR-DE)

02 SEPT 2026

TenneT files long-term-solution report under 2026 loop-flow derogation, flags need for 2027 derogation

Implementation · ENERGY MARKETS · Netherlands (TenneT / Core CCR)

02 SEPT 2026

ACER Decision 11/2026 formally rectifies the Core redispatching and countertrading cost-sharing methodology

Decision · ENERGY MARKETS · Core capacity calculation region