; and (B) submits to the Committees on Armed Services of the Senate and House of Representatives notice of the Secretary’s intent to make such an extension. (k) Definitions In this section: (1) The term all-domain , when used with respect to an autonomous system, means interoperability across one or more of the ground, aerial, maritime, and space domains. (2) The term autonomous system means a system with the ability to conduct integrated sensing, perception, communication, decision-making, and action within specific boundaries and independently from a human operator’s instruction. (3) The term Chief Digital and Artificial Intelligence Officer has the meaning given that term in section 846(b) of the James M. Inhofe National Defense Authorization Act for Fiscal Year 2023 ( Public Law 117–263 ). (4) The term operational test and evaluation has the meaning given that term in section 4171(h) of title 10, United States Code. (l) Authorization of appropriations There are authorized to be appropriated to the Department of Defense $55,000,000 for fiscal year 2024 to carry out this section. 2. Framework for classification of autonomous capabilities (a) In general Not later than 180 days after the date on which Joint Autonomy Office is established pursuant to section 1, the Director of the Office, in consultation with the Under Secretary of Defense for Policy, the Under Secretary of Defense for Research and Engineering, the commanders of the combatant commands, and the Secretaries of the military departments, shall establish a Department-wide classification framework for autonomous capabilities. (b) Purpose The purpose of the framework required under subsection (a) shall be to facilitate the development of a common understanding within the Department of Defense of autonomous capabilities and related operational requirements to better plan for, resource, and integrate appropriate autonomy-enabling hardware and software into current and future systems across the Department. (c) Autonomy classification framework At a minimum,