Passed by the Kentucky General Assembly in 1990, it enacted new curriculum, governance, finance, and technology initiatives following a 1989 state supreme court decision declaring that the legislature had failed to meet its constitutional duty to create an "efficient" school system. KERA established the nation's first statewide system of testing and accountability to measure progress by individual schools toward improving student learning, but the system was revamped in 1998 after complaints that the first version had yielded unreliable results and provided no data comparable with national norms.