ABLM Code and Schedule M-3 CheckboxThis figure includes examples A, B, and C. Example A is a calendar year Form 1120 (Page 1 top portion only). Box A-1a is checked.The Name Control is underlined.ABLM Code 010 is edited.Example B is a calendar year Form 1120, entity section (Page 1 top portion only). Box A-2 is checked.The Name Control is underlined. ABLM Code 001 is edited.Example C is a calendar year Form 1120, entity section (Page 1 top portion only). Box A-3 and 4 are checked.The Name Control is underlined.ABLM Code 400 is edited.Computer Condition Code B is edited. Edit CCC B when Box A-4 is checked or Schedule M-3 is attached.