; and (D) define and set standards for continuous evaluation for continued access to classified information. (e) Preservation of authority Nothing in this section shall be construed to limit the authorities of the Director of the Office of Personnel Management, the Director of National Intelligence, or the Secretary of Defense under any provision of law. 603. Process for security clearances (a) Reviews Not later than 180 days after the date of the enactment of this Act, the Director of National Intelligence, acting as the Security Executive Agent in accordance with subsection (d) of section 602, in coordination with the Suitability Executive Agent and the Credentialing Executive Agent who are serving in accordance with subsections (b) and (c) of such section, shall submit to the congressional intelligence committees a report that includes the following: (1) Review and assessment of standards (A) In general A review of the relationship among the information requested by the Questionnaire for National Security Positions (Standard Form 86), the application of the Federal Investigative Standards prescribed by the Office of Personnel Management and the Office of the Director of National Intelligence, and the application of the adjudicative guidelines under Security Executive Agent Directive 4 ( National Security Adjudicative Guidelines ). (B) Assessment An assessment of whether such Questionnaire, Standards, and guidelines should be revised to account for the prospect of a holder of a security clearance becoming an insider threat. (2) Recommendations to improve background investigations Recommendations to improve the background investigation process, including recommendations— (A) to simplify the Questionnaire for National Security Positions (Standard Form 86) and increase customer support to applicants completing such Questionnaire; (B) to use remote and virtual techniques and centralized locations during field investigation work