[3] On 21 March 2021 Belozertsev was detained on suspicion of taking bribes from pharmaceutical company CEO Boris Spiegel, including millions of rubles, a car, and a luxury watch,[4][5] and placed in pre-trial detention until at least 20 May 2021.

Large sums of cash, approximately RUB 300 mln, were found in Belozertsev's place of residence shortly after he was detained.

[9] On March 21, 2021 Ivan Belozertsev was detained after searches were carried out at his and his relatives' homes as part of a criminal case on abuse of power.

[12] At the same time, the ex-governor refused to plead guilty to the illegal possession of weapons found in his house during the search, explaining that he had a license.

[13] On May 18, 2021 the Basmanny Court of Moscow granted the request of the investigation and extended the arrest of Ivan Belozertsev for three months (August 20).