; (2) conduct an annual, intelligence-based assessment of domestic terrorism activities in their jurisdictions; and (3) formulate and execute a plan to address and combat domestic terrorism activities in their jurisdictions. (b) Requirement The activities required under subsection (a) shall focus on the most significant domestic terrorism threats, as determined by the number of domestic terrorism related incidents from each category and subclassification in the joint report for the preceding year required under section 4(b). 7. Authorization of appropriations There are authorized to be appropriated to the Department of Justice, the Federal Bureau of Investigation, and the Department of Homeland Security such sums as may be necessary to carry out this Act.