; and (ii) may include a classified annex only to the extent required to protect the national security of the United States. (2) If the Congress does enact a specific statutory authorization for the use of United States forces under subsection (a) or (b), the Director of the Congressional Budget Office shall submit to the appropriate congressional committees and leadership— (A) a report in writing that contains an analysis and estimate of the costs of such use of forces not less frequently than every 180 days until termination of the specific statutory authorization; and (B) a report in writing that contains a final analysis of the costs of such use of forces not later than 30 days after the date of termination of the specific statutory authorization. (e) In the event hostilities in which United States forces are engaged extend to a country, organization, or enemy or opposing force that is not identified in a specific statutory authorization pursuant to which United States forces are operating— (1) such extension shall be deemed to constitute a separate introduction of United States forces into hostilities within the meaning of section 3 and this section, including with respect to the limitations and consultation, notification, and reporting requirements described in such sections