The Bureau of Industrial Site Cleanup (BISC) is responsible for regulatory oversight of assessment and corrective action at contaminated sites. The budget funds regulatory oversight of investigation and cleanup of hazardous substance releases from six major industrial sites near Henderson. In addition, BISC oversees the Nevada Environmental Response Trust as well as the evaluation and cleanup of perchlorate and other hazardous substances released from the Nevada Environmental Response Trust, former Kerr-McGee/Tronox site in southern Nevada. Statutory Authority: NRS 445A.425; NRS 459.425; NRS 459.537