Upon the official's arrest, a bag with some $3.8 million in cash was seized, Ukraine's chief military prosecutor Anatoliy Matios said, according to an UNIAN correspondent.

"One of the leaders of former Luhansk tax administration, Mr. Antypov has been detained. He did not escape. The law enforcers found $3.8 million in his bag, the money is being carefully recounted now," he said.

Read alsoWave of raids across Ukraine target former Income Ministry officials, 23 detainedAs UNIAN reported, law enforcers are conducting searches in 15 regional departments of the former Ministry of Income and Fees, 23 people have already been detained.