1. Short title This Act may be cited as the National Security Innovation Act . 2. Advisory board on national security innovation activities Section 230 of the John S. McCain National Defense Authorization Act for Fiscal Year 2019 ( 10 U.S.C. 2358 note) is amended— (1) in subsection (a), by striking The Under Secretary of Defense for Research and Engineering shall establish and inserting The Under Secretary of Defense for Research and Engineering, acting through the Director of the Defense Innovation Unit, shall establish ; (2) by redesignating subsections (e) through (h) as subsections (f) through (i), respectively; (3) by inserting after subsection (d) the following new subsection: (e) Establishment of Advisory Board (1) In general Not earlier than the date specified in paragraph (5), but no later than 180 days after such date, the Under Secretary shall establish an advisory board within the Defense Innovation Unit to advise the Under Secretary and the Director of the Unit with respect to the establishment and prioritization of activities under such subsection (a). (2) Duties The advisory board established under paragraph (1) shall— (A) identify activities that should be prioritized for establishment under subsection (a); (B) not less frequently that semiannually, reevaluate and update such priorities