Replaces everything after the enacting clause. Creates the Microstamping Funding Program Act. Defines terms. Provides that the State shall establish a grant program for law enforcement officers for microstamp-ready firearms. Provides that the grant program shall be administered by the Illinois State Police and the grant funds shall only be used for the purchase of microstamp-ready firearms by law enforcement agencies that are grant recipients. Provides for education and training in relation to the program, as well as for grant application and participation. Provides that the Illinois State Police shall collect certain data related to the program. Provides that any person who knowingly or intentionally changes, alters, removes or obliterates the name of the importer's or manufacturer's serial number or the microstamping mechanism of any firearm commits a Class 2 felony. Provides legislative findings.