The CBI has arrested a Hyderabad-based chartered accountant (CA), understood to be the auditor of BRS MLC K Kavitha, in connection with the Delhi excise policy case, officials said on Wednesday.

The Central Bureau of Investigation had called the CA, Butchibabu Gorantla, to Delhi for questioning in connection with the excise policy case. He was arrested on Tuesday evening as he was non-cooperative and his responses were found to be evasive, they said.