The supply of natural gas to the consumer is carried out on the basis of a contract for the supply of natural gas between the supplier and the consumer, which is concluded in accordance with the requirements of the Rules for the supply of natural gas (approved by Decree NEURC N2496 of September 30, 2015) and after the consumer is included in the Supplier's Consumer Register in the information GTS in the corresponding billing period.

• The supplier transfers natural gas to the consumer, whose facility is connected to the gas distribution system, at the exit points of the gas transmission system to the corresponding gas distribution system.
• The supplier transfers natural gas to the consumer, whose facility is connected to the gas transmission system at the exit points from the gas transmission system.
• The Supplier is not responsible for formalizing relations with the Timing Operator and the costs of distributing natural gas transferred under this Agreement to the Consumer whose facility is connected to the gas distribution system. The consumer bears all costs for the distribution of natural gas through the networks of the relevant timing operator.
• The Supplier is not obliged to formalize relations with the GTS Operator and the costs of transporting natural gas transferred under this Agreement to the Consumer, whose facility is connected to the gas transmission system. The consumer bears all costs for the transportation of natural gas through the networks of the GTS Operator, except for institutions and organizations financed from the state and local budgets.
• For the relevant natural gas supply period, the Consumer orders from the Supplier the entire expected volume of natural gas consumption required by the Consumer, or its commercial metering point, which is assigned a separate EIS code.
• Correction of the contractual planned volumes of supply/consumption of natural gas during the month of supply is carried out in accordance with the procedure for granting renomination provided for by the GTS Code.
• Following the results of the billing period, the Consumer, by the 05th day of the month following the billing period, is obliged to provide the Supplier with a copy of the relevant act on the actual volume (volume) of distributed (transported) natural gas of the Consumer for the billing period, drawn up between the Timing Operator /GTS and the Consumer in in accordance with the requirements of the GTS/GRM Code.

The contract for the supply of natural gas must contain such conditions that are essential and mandatory for this type of contract:

• Place and date of conclusion of the contract, as well as names/surnames, names, patronymics of the supplier and consumer and their EIC codes as subjects of the natural gas market; {Subparagraph 1 of paragraph 5 of Section II as amended by the Decree of the National Commission for State Regulation in the Sphere of Energy and Utilities No. 1418 dated 11.08.2016}
• The subject of the contract, according to which the supplier undertakes to supply the consumer with natural gas in the volumes (volumes) required for him; {Subparagraph 2 of paragraph 5 of Section II as amended by the Decree of the National Commission for State Regulation in the Sphere of Energy and Utilities No. 1418 dated 11.08.2016}
• EIS code of the point/point of commercial metering of the consumer, through which the supplier will supply natural gas (if necessary, if another supplier supplies gas to other points of commercial metering);
• Name of the GRM/GTS Operator with which the consumer has entered into a contract for the distribution/transportation of natural gas, except for institutions and organizations financed from the state and local budgets;
• Annual, monthly and daily planned volumes (volumes) of natural gas supply/consumption under the contract, including in the context of commercial metering points (if necessary);
• The procedure for reviewing and adjusting the contractual planned volumes (volumes) of natural gas supply/consumption, including during the billing period;
• Natural gas supply and consumption regimes during the relevant period;
• Natural gas supply price under the contract;
• Procedure and terms of settlements for supplied natural gas;
• The procedure for reconciliation of the actual volume (volume) of natural gas consumed on a certain date or during the corresponding period;
• Responsibility of the parties for non-compliance with the terms of the contract and the grounds for its application, including in the event that the consumer exceeds the confirmed volumes of natural gas for the relevant period, as well as the applicable compensation and return mechanisms if the quality levels of the supplier's services under the contract are not met, in particular for inaccuracies in the account or their delay (the norm is entered into the contract with the consent of the parties); {Subparagraph 11 of paragraph 5 of Section II as amended by the Decree of the National Commission for State Regulation in the Sphere of Energy and Utilities No. 1418 dated 11.08.2016}
• The list of cases when the supply of natural gas can be limited / terminated to the consumer, and the procedure for restriction / termination, but for a consumer not protected in accordance with the Rules on the safety of natural gas supply, approved by the central executive authority that ensures the formation and implementation of the state policy in the oil and gas industry; additional requirements defined in the said Rules;
• How to change the provider;
• The term of the contract and the conditions and procedure for its extension, termination or termination, including information on the possibility of its unilateral termination; {Subparagraph 14 of paragraph 5 of Section II as amended by the Decree of the National Commission for State Regulation in the Field of Energy and Utilities No. 1418 dated 11.08.2016}
• Location/place of residence, bank details of the parties;
• Information regarding the rights of consumers, including regarding the handling of complaints (dispute resolution) by the supplier, and the means of communication and / or public announcement of information provided by the supplier in accordance with these Rules; {Clause 5 of Section II is supplemented with a new sub-clause in accordance with the Decree of the National Commission for State Regulation in the Field of Energy and Utilities No. 1418 dated 11.08.2016}
• The procedure for resolving disputes in accordance with paragraph 9 of Section VI of these Rules; {Clause 5 of Section II is supplemented with a new sub-clause in accordance with the Decree of the National Commission for State Regulation in the Field of Energy and Utilities No. 1418 dated 11.08.2016}
• The right of the consumer to receive information defined by the Law of Ukraine "On the specifics of access to information in the areas of supply of electricity, natural gas, heat supply, centralized hot water supply, centralized drinking water supply and sanitation."

All conditions for the supply of natural gas under the contract must be fair and well known in advance. In any case, all relevant information must be provided to the consumer before the conclusion of the contract.