Law 113–291 ), and not yet transferred to authorized recipients may be transferred to foreign security forces, irregular forces, groups, or individuals, authorized to receive assistance using amounts provided under the heading Counter-ISIS Train and Equip Fund in this Act: Provided , That such equipment may be transferred 15 days following written notification to the congressional defense committees. 9015. None of the funds in this Act may be made available for the transfer of additional C–130 cargo aircraft to the Afghanistan National Security Forces or the Afghanistan Air Force until the Department of Defense provides a report to the congressional defense committees of the Afghanistan Air Force’s medium airlift requirements. The report should identify Afghanistan’s ability to utilize and maintain existing medium lift aircraft in the inventory and the best alternative platform, if necessary, to provide additional support to the Afghanistan Air Force’s current medium airlift capacity. 9016. Funds available for the Afghanistan Security Forces Fund may be used to provide limited training, equipment, and other assistance that would otherwise be prohibited by 10 U.S.C. 362 to a unit of the security forces of Afghanistan only if the Secretary certifies to the congressional defense committees, within 30 days of a decision to provide such assistance, that (1) a denial of such assistance would present significant risk to U.S. or coalition forces or significantly undermine United States national security objectives in Afghanistan