Intergas Central Asia assets include three underground gas storages (“UGS”) where the biggest one (active storage capacity 4,000,000 thousand cub.m), Bozoi UGS, is located in Aktobe region (operated by Aktobe Branch). The other ones are Poltoratskoye UGS (active storage capacity of 350,000 thousand cub.m) located in the
Turkestan region (operated by Shymkent Branch) and Akyrtobe UGS (active storage capacity 300,000 thousand cub.m) in Zhambyl region (operated by Taraz Branch). The underground gas storages are used to maintain natural gas supplies to clients during winter peaks and in periods of decline in gas supplies.  

Tariff for the storage of natural gas for domestic clients is also regulated and approved by the authorized state body responsible for supervision and regulation of natural monopolies.

By order of the Committee for the Regulation of Natural Monopolies of the Ministry of National Economy of the Republic of Kazakhstan No. 107-OD dated November 22, 2024. the tariff for storing commercial gas in underground gas storage facilities was approved at the level of 373.62 tenge per thousand cubic meters per month (excluding VAT) with entry into force from 12/01/2024.  until November 30, 2025.

In case the natural gas to be stored shall be consumed outside the territory of the Republic of Kazakhstan, the tariff for gas storage services is set on negotiated basis with account of costs related to the provision of services and the margin that is used to finance capital investments.

Basic requirements to sign an agreement for gas storage services imply:

- presentation of supporting documents evidencing the possession of the relevant volume of natural gas (original of the resources certificate or a sale-and-purchase contract with a gas producer);

- compliance of gas with the quality standards set in the ST of the RoK 1666-2007.