1. Short title This Act may be cited as the Requiring Every American Defense Installation to Nullify Environmental Stresses for Security Act of 2019 or the READINESS Act of 2019 . 2. Development and implementation of military installation resilience plans (a) In general Subchapter I of chapter 169 of title 10, United States Code, is amended by adding at the end the following new section: 2815. Military installation resilience plans (a) In general The Secretary of Defense shall ensure the maintenance and enhancement of military installation resilience through the development of military installation resilience plans under this section. (b) Program Consistent with the use of military installations and State-owned installations of the National Guard to ensure the readiness of the armed forces, the Secretary of each military department shall carry out a program to provide for— (1) the maintenance and enhancement of military installation resilience on such installations; and (2) the integration, to the extent consistent with requirements of the armed forces and the authority of the Secretary concerned, of military installation resilience plans developed under subsection (c) and supporting activities with the pre-disaster mitigation and other relevant plans and activities of the Army Corps of Engineers, other Federal agencies, Indian tribes, and State and local agencies or entities. (c) Military installation resilience plans In carrying out the program under subsection (b), the Secretary of each military department— (1) shall develop and implement a military installation resilience plan for each military installation under the jurisdiction of the Secretary concerned; and (2) subject to the availability of appropriations, may develop and implement a military installation resilience plan for a State-owned installation of the National Guard if— (A) such a plan is developed and implemented in coordination with the chief executive officer of the State in which the installation is located