; and (ii) the demonstration programs identified under subsection (c) of that section; and (B) programs that— (i) do not support the planned accomplishment of demonstration programs, or the goals, referred to in subparagraph (A); but (ii) are important to the mission of the Office of Nuclear Energy, as determined by the Secretary. (2) Program planning In developing the strategic plan under this section, the Secretary shall specify expected timelines for, as applicable— (A) the accomplishment of relevant objectives under current programs of the Department; or (B) the commencement of new programs to accomplish those objectives. (c) Updates Not less frequently than once every 2 years, the Secretary shall submit to the Committee on Energy and Natural Resources of the Senate and the Committees on Energy and Commerce and Science, Space, and Technology of the House of Representatives an updated 10-year strategic plan in accordance with subsection (b), which shall identify, and provide a justification for, any major deviation from a previous strategic plan submitted under this section. . (b) Table of contents The table of contents of the Energy Policy Act of 2005 ( Public Law 109–58 ; 119 Stat. 594) (as amended by section 4(b)(3)) is amended by inserting after the item relating to section 959A the following: Sec. 959B. Nuclear energy strategic plan. . 6. Versatile, reactor-based fast neutron source Section 955(c)(1) of the Energy Policy Act of 2005 ( 42 U.S.C. 16275(c)(1) ) is amended— (1) in the paragraph heading, by striking Mission need and inserting Authorization