; (B) to achieve an appropriate ratio of employees of the United States Government and core contractors in such workforce; and (C) to establish processes that enables elements of the intelligence community to build and maintain an appropriate ratio of such employees and core contractors. (2) Briefing to Congress Not later than July 1, 2018, the Director of National Intelligence shall brief the congressional intelligence committees on the initiative required by paragraph (1). (b) Management based on workload requirements (1) In general Beginning on October 1, 2018, the personnel of the intelligence community shall be managed each fiscal year solely on the basis of, and consistent with— (A) the workload required to carry out the functions and activities of the intelligence community; and (B) the funds made available to the intelligence community for such fiscal year. (2) Prohibition on constraints or limitations Beginning on October 1, 2018, the management of such personnel in any fiscal year shall not be subject to any constraint or limitation in terms of man years, end strength, full-time equivalent positions, or maximum number of employees. (c) Required employees The Director of National Intelligence shall ensure that during a fiscal year, there are employees in the number, and with the combination of skills and qualifications that are necessary to carry out the functions for which funds are provided to the National Intelligence Program for that fiscal year. (d) Briefing and report to Congress Not later than 180 days after the date of the enactment of this Act, the Director of National Intelligence shall issue a written report and provide a briefing to the congressional intelligence committees on— (1) the methodology used to calculate the number of civilian and contractor full-time equivalent positions in the intelligence community; (2) the cost analysis tool used to calculate personnel costs in the intelligence community