He was accused of failing to pay the taxes between 2019 and 2023.
Twista, whose real name is Carl Mitchell, signed his guilty plea in federal court on May 26, according to court documents filed Wednesday.
Mitchell has agreed to pay back the government $441,059.91, the legal filings showed.
The music artist could face up to five years in prison in his sentencing.
No further information about the case was immediately available.