| Topic |
Affected Parties |
Content |
Deadline / Start |
| Exposure Reporting |
All market participants >=600 GWh/year |
Quarterly reporting of trading positions; forecasted generation & consumption (24 months ahead) |
6 months after entry into force (first reporting: Q1 2027) |
| LNG Data |
All LNG market participants |
Reporting as close to real time as possible (new LNG data fields in Table 1) |
12 months after entry into force |
| OTC Contracts |
All market participants |
Reporting of OTC transactions within 10 working days (instead of 1 month) |
12 months after entry into force |
| OMPs (organised marketplaces) |
OMPs |
Reporting of trades D+2 (instead of D+1) |
12 months after entry into force |
| Large Customer OTC (>=600 GWh) |
Market participants with OTC deliveries to large consumers |
From continuous reporting → semi-annual reporting (periodic reporting) |
12 months after entry into force |
| Transitional Rule |
All |
Old Annex & Art. 3 of 1348/2014 remain valid |
12 months after entry into force |
| Balancing Transactions |
All market participants |
Monthly reporting (aggregated) of balancing services |
18 months after entry into force |
| Gas Storage |
Storage operators |
Monthly reporting of contracts >=12 months |
18 months after entry into force |
| Trade-Matching Systems |
Operators of trade-matching systems |
Direct reporting of specific data to ACER (new Table 5) |
18 months after entry into force |
| Imbalance Settlement Data |
TSOs |
Monthly reporting to ACER |
18 months after entry into force |
| Hydrogen Reporting |
Market participants in the hydrogen market |
Annual reporting (delivery; transport; storage; balancing). Simplified dataset. Exemptions for small producers (<50 MW) & consumers <600 GWh/year |
1 July 2028 |
| Review Hydrogen Rules |
ACER |
Review whether hydrogen reporting rules need adjustment |
01. Nov 30 |
