PUBLIC LAW 107-314—DEC. 2, 2002 116 STAT. 2603 (v) spectrum management. (c) DEFINITIONS. —In this section: (1) The term "evolutionary acquisition process" means a process by which an acquisition program is conducted through discrete phases or blocks, with each phase or block consisting of the planned definition, development, production or acquisition, and fielding of hardware or software that provides operationally useful capability. (2) The term "increment", with respect to an evolutionary acquisition program, means one of the discrete phases or blocks of such program. (3) The term "major defense acquisition program" has the meaning given such term in section 139(a)(2)(B) of title 10, United States Code. SEC. 803. SPIRAL DEVELOPMENT UNDER MAJOR DEFENSE ACQUISI- 10 USC 2430 TION PROGRAMS. note. (a) AUTHORITY.— The Secretary of Defense is authorized to conduct major defense acquisition programs as spiral development programs. (b) LIMITATION ON SPIRAL DEVELOPMENT PROGRAMS. —^A research and development program for a major defense acquisition program of a military department or Defense Agency may not be conducted as a spiral development program unless the Secretary of Defense approves the spiral development plan for that research and development program in accordance with subsection (c). The Secretary of Defense may delegate authority to approve the plan to the Under Secretary of Defense for Acquisition, Technology, and Logistics, or to the senior acquisition executive of the military department or Defense Agency concerned, but such authority may not be further delegated. (c) SPIRAL DEVELOPMENT PLANS.— ^A spiral development plan for a research and development program for a major defense acquisition program shall, at a minimum, include the following matters: (1) A rationale for dividing the research and development program into separate spirals, together with a preliminary identification of the spirals to be included. (2) A program strategy, including overall cost, schedule, and performance goals for the total research and development program. (3) Specific cost, schedule, and performance parameters, including measurable exit criteria, for the first spiral to be conducted. (4) A testing plan to ensure that performance goals, parameters, and exit criteria are met. (5) An appropriate limitation on the number of prototype units that may be produced under the research and development program. (6) Specific performance parameters, including measurable exit criteria, that must be met before the major defense acquisition program proceeds into production of units in excess of the limitation on the number of prototype units. (d) GUIDANCE. —Not later than 120 days after the date of the Deadline, enactment of this Act, the Secretary of Defense shall issue guidance for the implementation of spiral development programs authorized by this section. The guidance shall include appropriate processes for ensuring the independent validation of exit criteria being met,
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