Please be informed that an update of the documentation has been published in connection with the transition to the 15-minute billing interval.   

• XML specifications (XSD templates) - including daily market, intraday market, settlement of deviations, financial security
• Web services interface version 2.1.
• Report formats for DT, IDA, ZO and FZ - including daily market, intraday market, settlement of deviations, financial security

Individual module implementation schedules were updated and the impact of the transition to a 15-minute settlement interval was added to the automatic communication interface (XML messages).

The documentation is available here.