Act No. 537 (House Bill 441) - Amends 47-23-50 to require any person who becomes a judge of the State Court of Fulton County on or after July 1, 2004 shall become a member and shall not be a member of any other public retirement system.  Any person serving as a judge in the State Court of Fulton County on June 30, 2004 may make an irrevocable election to become a member of this system by December 31, 2004.  All employer and employee contributions, with regular interest, will be transferred from the local retirement system to GJRS.  No service can be credited that will create any accrued unfunded liability on this system.