While some groups have advocated laws requiring all firearms sold be test-fired and registered in such a system, success has been mixed. In 2005, a Maryland State Police report recommended a law requiring all handguns sold in the state be registered in their IBIS system be repealed, as at the cost of $2.5 million the system had not produced "any meaningful hits". The Maryland system was shut down in 2015 due to its ineffectiveness. Integrated Ballistics Identification System By 2008, the New York COBIS system, which costs $4 million per year, had not produced any hits leading to prosecutions in 7 years of operation.NBC News The system has been more successful when used to track guns used by and found on criminals.
