Attorney General may transfer such amounts to this heading from available appropriations for the current fiscal year for the Department of Justice, as may be necessary to respond to such circumstances: Provided further, That any transfer pursuant to the preceding proviso shall be treated as a reprogramming under section 505 of this Act and shall not be available for obligation or expenditure except in compliance with the procedures set forth in that section. Interagency law enforcement Organized crime drug enforcement task forces For necessary expenses for the identification, investigation, and prosecution of individuals associated with the most significant drug trafficking organizations, transnational organized crime, and money laundering organizations not otherwise provided for, to include inter-governmental agreements with State and local law enforcement agencies engaged in the investigation and prosecution of individuals involved in transnational organized crime and drug trafficking, $550,458,000, of which $50,000,000 shall remain available until expended: Provided, That any amounts obligated from appropriations under this heading may be used under authorities available to the organizations reimbursed from this appropriation. Federal bureau of investigation SALARIES AND EXPENSES For necessary expenses of the Federal Bureau of Investigation for detection, investigation, and prosecution of crimes against the United States, $10,825,000,000, of which not to exceed $216,900,000 shall remain available until expended: Provided, That of the amounts made available under this heading for activities under the revised nonsecurity category , as defined in section 250(c)(4)(E) of the Balanced Budget and Emergency Deficit Control Act of 1985 ( Public Law 99–177 ), as amended, $100,000,000 is designated by the Congress as being for an emergency requirement pursuant to section 251(b)(2)(A)(i) of the Balanced Budget and Emergency Deficit Control Act of 1985: Provided further, That not to exceed $284,000 shall be available for