: Turning an old sub into a habitable space or a tourist attraction is a monumental task. To make a Barbel-class sub sea-ready for civilians could cost an estimated $1.5 billion due to the need to replace military-spec equipment with civilian-certified systems. Alternative Uses
Buying an old military submarine is a complex process that ranges from purchasing a historic vessel for preservation to navigating the strictly regulated market of decommissioned naval assets. While a civilian cannot legally purchase an active-duty or nuclear-powered submarine, there are avenues for acquiring older, conventional diesel-electric models for specific purposes like museums or private collections. buy old military submarine
: A decommissioned, stripped hull might cost as little as $150,000, while a more intact, older diesel-electric boat (like a Russian Foxtrot-class) could reach several million dollars. : Turning an old sub into a habitable
: Moving a massive hull requires expensive tugboat services. Once situated, docking fees and maintenance can cost upwards of $25,000 per month. While a civilian cannot legally purchase an active-duty
: For an individual to "own" an old military sub, it typically must be a non-profit museum venture. The U.S. Navy, for instance, requires a maintenance plan and reserves the right to reclaim the vessel if it isn't properly cared for. Feasibility and Costs
The market for military submarines is divided by technology and intent. Nuclear-powered submarines (such as the U.S. Virginia-class or British Vanguard-class) are never sold to the public because their propulsion systems and materials remain highly classified and hazardous.