; and (B) be consistent with the transition from legacy information technology operated by the Office of Personnel Management to the new information technology, including the National Background Investigations System, as described in subsection (f). (b) Commencement of implementation plan for ongoing discharge of investigations through DSS Not later than October 1, 2020, the Secretary of Defense shall commence carrying out the implementation plan developed pursuant to section 951(a)(1) of the National Defense Authorization Act for Fiscal Year 2017 ( Public Law 114–328 ; 130 Stat. 2371). (c) Transfer of certain functions within DoD to DSS (1) In general For purposes of meeting the requirements in subsections (a) and (b), the Secretary of Defense shall transfer the functions, personnel, and associated resources of the organizations specified in paragraph (2) to the Defense Security Service. (2) Organizations The organizations specified in this paragraph are the following: (A) The Consolidated Adjudications Facility. (B) The Personnel Security Assurance Division of the Defense Manpower Data Center. (C) Other organizations identified by the Secretary for purposes of this subsection. (3) Supporting organizations In addition to the organizations identified pursuant to (2), the following organizations shall prioritize resources to directly support the execution of requirements in subsections (a) and (b): (A) The Office of Cost Analysis and Program Evaluation. (B) The Defense Digital Services. (C) Other organizations designated by the Secretary for purposes of this paragraph. (4) Timing and manner of transfer The Secretary— (A) may carry out the transfer required by paragraph (1) at any time before the date specified in subsection (b) that the Secretary considers appropriate for purposes of this section