NAFTA a.s. is offering Inverse Storage Capacity of up to 540,000 MWh for season 2019/2020 in the upcoming tender procedure. Details on the offer can be found in the Invitation to Tender and in the draft Gas Storage Agreement. The exact date and time of the tender will be published on our website.
The deadline for submissions is Tuesday, June 12th at 13:00 (CEST). The Evaluation is as soon as possible after closing time, the latest by 13:30 (CEST). 
Related documents:
Gas Storage Agreement
For more information do not hesitate to contact us at storage@nafta.sk