ðɪ ˌʌndɚ sˈɛkɹətɹi ˈɔːlsoʊ pɹəvˈaɪdᵻd pˈɑːlɪsi ɡˈaɪdəns ˌoʊvɚ ðɪ ɪntˈɜːnəl ɹˈɛvənˌuː sˈɜːvɪsᵻz kɹˈɪmɪnəl ɪnvˌɛstɪɡˈeɪʃən dᵻvˈɪʒən.
The Under Secretary also provided policy guidance over the Internal Revenue Service's Criminal Investigation Division.