Ukraine, Kiev / Trend corr. Z.Novosvitski / Gasprom OJSC may cut off gas supply to Ukraine on 12 February from 10:00a.m in the case of non-regulation the situation connected with gas debt, Sergei Kupriyanov, the official representative of the holding, informed, RIA News reported. "We stated that the situation should be regulated till 11 February. Otherwise, we will stop the gas supply from 12 February," he said. Taking into consideration that the gas supply to Ukraine was not envisaged by Gasprom in 2008, Gasprom demands from Ukraine to create favourable conditions and sign the necessary contracts and acts immediately in order to pay the debts. In the other case, Gasprom promises to cut off the gas supply to Ukraine. However, the Ukrainian Naftogas considers ungrounded the accusations by Gasprom with unsanctioned selection of Ukrainian company.