In accordance with the legislative framework, Swissgrid has been purchasing ancillary services since 1st January 2009 in accordance with a transparent, non-discriminatory and market-based procedure. The invitations to tender take place daily, weekly or monthly, depending on the product.
The results of the invitations to tender for control power (primary, secondary, tertiary control power (PCP, SCP, TCP)) as well as for the energy for compensation for active power losses (CompAPL) are published in the following place from 2015. In the case of PCP and SCP, only the accepted bids are published, plus in the case of TCP and CompAPL also the non-accepted bids. In the case of PCP, the accepted bids of foreign market participants will also be published from week 16 of 2015.
The results of the invitations to tender before 2015 can be obtained at sdl-ausschreibung@swissgrid.ch.