Senate Bill 0510 Senate Bill 0510 ARCHIVE (2003) Latest Information DIGEST OF INTRODUCED BILL ISTEP testing. Replaces the ISTEP test program with an assessment program using the Iowa Tests of Basic Skills or the Iowa Tests of Educational Development, as is appropriate for the grade level being tested. Current Status:In Committee - first House Latest Printing (PDF) Action ListIntroduced Bill > (PDF) Fiscal Impact Statement(s): >1(PDF) House Committee Reports House Amendments Senate Committee Reports Senate Amendments Conference Committee Reports