RRM Service



All "fundamental-data" and "transaction-data" messages have been certified and can be sent to ACER using the Webware RRM service.
We offer all interested companies the opportunity to use our RRM service.
Get your trial access to test and validate your ACER XML news!


  • Entry of master data (access data, market participant, trading partner, trader, ...)
  • Validation of the XML files for correctness with regard to the current ACER-XSD schema.
  • Forwarding to ACER
  • Visualization of RRM and ACER responses or error messages
  • Monitoring and logging of the data transfer
  • Revision safety
  • Multi-client capability
  • Authorization concept
  • Server location in Germany
  • The data centers are TÜV-certified according to ISO 27001.

Message Sequence Diagram

Supported XML-Formats

We have compiled an overview of the different formats for you. If you would like to know more about specific formats or schemas, please have a look at the ACER documents explained in detail.

Here you will find all information about transaction reporting.

Electronic Formats for FUNDAMENTAL DATA

Electronic Formats for TRANSACTION DATA


Market Surveillance deals with supervising wholesale electricity trading. The focus is hereby on the functioning of the wholesale electricity market and in particular on the detection of insider trading or market manipulation.

In the EU, Regulation No. 1227/2011 on wholesale electricity market integrity and transparency (REMIT) provides the legal basis for the supervision of wholesale electricity trading. Swiss market participants are also concerned by REMIT and the corresponding reporting and registration obligations. Based on article 26a of the Electricity Supply Ordinance of 14 March 2008 (ESO) the same data as reported under REMIT must also be transmitted to ElCom