You can conclude a contract for natural gas with us electronically. Link for concluding a contract for natural gas. 

The change of natural gas trader will take place automatically, and you will not need to contact your previous trader to arrange termination of the contract. 

The contract will come into force on the 1st day of the following month if you submit the application for concluding the contract by the 15th day (inclusive) of the month. For applications submitted from the 16th onwards, the contract will come into force on the 1st day of the month after next.

No, you do not need to conclude a separate contract with the system operator. Information about the natural gas supply point and system services will be included in the natural gas contract that you conclude with us. 

There will also be a single bill, which will include all costs.