Country star Dwight Yoakam is facing a massive $458,000US tax bill after allegedly falling behind on his payments.

Bosses at America's Internal Revenue Service (IRS) filed a lien against Yoakam at the Los Angeles County Records of Deeds in January (10).

Yoakam is said to owe $457,873US in delinquent federal taxes, according to the Detroit News.

A representative for the Grammy winner was unavailable for comment as WENN went to press.