1. Short title This Act may be cited as the Deterring Chinese Preemptive Strikes Act of 2023 . 2. Plan for improvements to certain aircraft shelters for aviation assets in Indo-Pacific region (a) Identification of aircraft shelters (1) In general The Secretary of Defense shall conduct a classified survey to identify each United States aircraft shelter in the Indo-Pacific region, including in the First, Second, and Third Island Chains, that— (A) is responsible for responding to aggression by the People's Republic of China against Taiwan; and (B) has not been improved to mitigate damage to aircraft in the event of a missile, aerial drone, or other form of attack by the People's Republic of China. (2) Report Not later than 120 days after the date of the enactment of this Act, the Secretary of Defense shall submit to the appropriate committees of Congress a report on the results of the survey under paragraph (1). (b) Plan Not later than 60 days after the date on which the report required by paragraph (2) of subsection (a) is submitted, the Secretary of Defense shall submit to the appropriate committees of Congress a plan to implement improvements to the shelters identified under that subsection so as to increase aircraft survivability in the event of a missile, aerial drone, or other form of attack by the People's Republic of China. (c) Form The report and plan required by this section shall be submitted in classified form. (d) Appropriate committees of Congress defined In this section, the term appropriate committees of Congress means— (1) the Committee on Armed Services, the Committee on Appropriations, and the Committee on Foreign Relations of the Senate; and (2) the Committee on Armed Services, the Committee on Appropriations, and the Committee on Foreign Affairs of the House of Representatives.