It will also be possible to hold auction committees for the sale of electricity via the Internet.
The debt of NPC Ukrenergo to Guaranteed Buyer is about UAH 22 billion.
The organization is also concerned about the failure of Guaranteed Buyer to fulfil its obligations to pay for the renewable energy it produces.
Electricity for the specified period is currently paid up to 71.7%.
The developers of the 500MW Zaporizhia wind farm in south-east Ukraine have commissioned the first 98MW phase of the project.
Renewable electricity producers received payment for electricity produced within 10 days of May.
In November, purchase and sale volumes increased by 13% on the day-ahead market.