Schedule M: Other Additions and Subtractions for Individuals Note: For determining your 529 additions and subtractions, see Bright Start 529 Illinois Taxpayer Guide or Bright Directions 529 Tax Center .
Illinois Schedule M calculates other additions and subtractions for individuals filing Form IL-1040. It reports totals for Form IL-1040, Line 3 and Line 7, and is attached to the return.