Except where a right to request a hearing is deemed to have been waived as provided in § 11.11 , the respondent may, within 45 calendar days from the date of the notice of assessment referred to in § 11.14 , file a dated, written request for a hearing with the Departmental Cases Hearings Division, Office of Hearings and Appeals, U.S. Department of the Interior, 351 South West Temple, Suite 6.300, Salt Lake City, Utah 84101.
50 C.F.R. §11.15