tribal data collection systems as the director [of BJS] determines to be necessary to achieve the purposes of,” the Tribal Law and Order Act of 2010. Pub. L. 111-211. The supplemental funding and added period of performance will ensure the awardee can complete the previously approved scope of work, as well as the expanded methodological tasks. The expanded methodological activities for both CTLEA and CTCS to be conducted include: 1) metadata collection and research analyses; 2) data validation and verification activities; 3) detailed non-response bias analysis and reports; 4) tribal justice data collection implementation report; and 5) detailed metadata analysis reports.