[4] On November 6, 2022, the government headed by President Volodymyr Zelenskiy used martial law to seize control of the company.
[6] On 1 February 2023 the Economic Security Bureau of Ukraine announced that it had exposed an alleged $1 billion embezzlement scheme affecting Ukrtatnafta and Ukrnafta.
[8] Charges have been made against the senior management and former chief accountant in relation to non-payment of excise tax on sales of fuel, amounting to ₴605 million.
[10] In May 2023 an additional accusation was made against the former acting first deputy Chairman of the Board of Ukrtatnafta (2019-2022), Ruslan Lyapko, relating to the removal of 72,000 tons of crude oil from customs sheds to a refinery where it was processed and sold for around ₴2 billion without the actions being reflected in accounting and tax records.
On 24 February 2022, the date of the invasion, ₴600 million, designated to be paid by Ukrtatnafta to a supplier was paid, by using a false change of bank details on a clone contract, to a company owned by Mykhailo Kiperman, a former member of Ukrtatnafta's supervisory board and reportedly a business partner of Ihor Kolomoyskyi.