ent Due Dates (a) 4/15/17 (b) 6/15/17 (c) 9/15/17 (d) 1/15/18 18 Required installments. If box C in Part II applies, enter the amounts from Schedule AI, line 25. Otherwise, enter 25% (0.25) 'Aline 9, Form 2210, in each column 19 Estimated lax paid and tax withheld. FiX Cetumn 00 OW. ala0enW the a