To prohibit the research and development, production, and deployment of the Trident D5 low-yield nuclear warhead, and for other purposes.

Hold the Low-Yield Nuclear Explosive Act or the Hold the LYNE Act This bill prohibits the use of funds authorized for the Department of Defense or the Department of Energy (DOE) for the development, production, or deployment of the Trident D5 low-yield nuclear warhead. It also repeals authorization for DOE to modify or develop a low-yield nuclear warhead for submarine-launched ballistic missiles.