1. Short title This Act may be cited as the Recreational Lands Self-Defense Act of 2017 . 2. Protecting Americans from violent crime (a) Findings Congress finds the following: (1) The Second Amendment to the Constitution provides that the right of the people to keep and bear Arms, shall not be infringed . (2) Section 327.13 of title 36, Code of Federal Regulations, provides that, except in special circumstances, possession of loaded firearms, ammunition, loaded projectile firing devices, bows and arrows, crossbows, or other weapons is prohibited at water resources development projects administered by the Secretary of the Army. (3) The regulations described in paragraph (2) prevent individuals complying with Federal and State laws from exercising the Second Amendment rights of the individuals while at such water resources development projects. (4) The Federal laws should make it clear that the Second Amendment rights of an individual at a water resources development project should not be infringed. (b) Protecting the right of individuals To bear arms at water resources development projects The Secretary of the Army shall not promulgate or enforce any regulation that prohibits an individual from possessing a firearm, including an assembled, functional, or loaded firearm, at a water resources development project covered under section 327.0 of title 36, Code of Federal Regulations (as in effect on the date of enactment of this Act), if— (1) the individual is not otherwise prohibited by law from possessing the firearm; and (2) the possession of the firearm is in compliance with the law of the State in which the water resources development project is located.