; (2) a detailed explanation of each jurisdiction’s compliance with this Act; (3) a detailed description of the efforts of the Department of Justice to ensure compliance with the requirements under this Act, including information related to any jurisdiction that was subject to a funding reduction under section 16, and the basis for any decision to reduce funding or not to reduce funding under such section; and (4) disclosure of any extensions of any applicable deadline to comply with this Act, and the reasons for the denial or grant of such an extension. 22. Immunity for good faith conduct The Federal Government, jurisdictions, political subdivisions of jurisdictions, and their agencies, officers, employees, and agents shall be immune from liability for good faith conduct under this Act. 23. Study of the effectiveness of firearm offender registry to reduce the occurrence of repeat offenses (a) Study The Attorney General shall conduct a study to evaluate the effectiveness of monitoring and disclosing the history of gun offenders to reduce the occurrence of repeat offenses by such gun offenders, through conditions imposed as part of supervised release or probation conditions. The study shall evaluate— (1) the effectiveness of methods used for recording, monitoring and disclosing the location and criminal history of gun offenders; (2) the ability of law enforcement agencies and courts to employ data in prosecutorial and law enforcement efforts; and (3) the efficacy of any other restrictions that may reduce the occurrence of repeat offenses by gun offenders. (b) Report Not later than 180 days after the date of enactment of this Act, the Attorney General shall report to the Committee on the Judiciary of the House of Representatives and the Committee on the Judiciary of the Senate the results of the study under this section. 24. Grant program The Attorney General shall establish a grant program, with such criteria as the Attorney General may determine, to provide funds to jurisdictions seeking to comply with this Act.