Song Kwang-jo allegedly took a total of KRW 10m ($9,800) from a former STX chief financial officer in return for favours during a tax audit of the shipping and shipyard group.
Prosecutors told the Yonhap news agency that Song was working as an audit official of the National Tax Service and heading the Busan regional tax office at the time.
The 52-year-old has not been detained.
Song
