; (2) to establish a State or regional commission to respond to, and to improve coordination between Federal law enforcement agencies, and Tribal, State, and local law enforcement agencies of the investigation of, missing persons cases of interest to Indian Tribes, sexual assault cases of interest to Indian Tribes, and death investigations of interest to Indian Tribes; and (3) to document, develop, and disseminate resources for the coordination and improvement of the investigation of missing persons cases of interest to Indian Tribes, sexual assault cases of interest to Indian Tribes, and death investigations of interest to Indian Tribes, including to develop local or statewide rapid notification or communication systems for alerts and other information relating to those cases. (d) Authorization of appropriations There is authorized to be appropriated to carry out the program $1,000,000 for each of fiscal years 2024 through 2028. 203. GAO study on Federal law enforcement agency evidence collection, handling, and processing (a) In general The Comptroller General of the United States shall conduct a study— (1) on the evidence collection, handling, and processing procedures and practices of the Office of Justice Services and the Federal Bureau of Investigation in exercising jurisdiction over crimes involving Indians or committed in Indian country; (2) on any barriers to evidence collection, handling, and processing by the agencies referred to in paragraph (1); (3) on the views of law enforcement officials at the agencies referred to in paragraph (1) and their counterparts within the Offices of the United States Attorneys concerning any relationship between— (A) the barriers identified under paragraph (2); and (B) United States Attorneys declination rates due to insufficient evidence; and (4) that includes a survey of barriers to evidence collection, handling, and processing faced by— (A) Tribal law enforcement agencies