Form 355S pdf format of 355S.pdf
, Massachusetts Corporation Excise Return

Form 355S Instructions pdf format of 355Sin.pdf

Form 355S-PV pdf format of 355S_PV.pdf
, Payment Voucher

Form 355-7004 pdf format of 7004.pdf
, Application for Corporate Extension 

Schedule A-1 pdf format of sch_A_1.pdf
, Investments in Subsidiaries

Schedule A-2 pdf format of sch_A_2.pdf
, Intercompany Receivables

Schedule A-3 pdf format of sch_A_3.pdf
, Intercompany Payables

Schedule E-2 pdf format of sch_E_2.pdf
, Loss Carryover Deduction

Schedule F pdf format of sch_F.pdf
, Income Apportionment

Schedule H pdf format of sch_h.pdf
, Investment Tax Credit and Carryovers

Schedule H Instructions pdf format of H_Inst.pdf

Schedule S pdf format of sch_S.pdf
, S Corporation Distributive Income

Schedule SK-1 pdf format of sch_SK_1.pdf
, Shareholder's Massachusetts Information

Schedule M-1 pdf format of sched_M_1.pdf
, Federal Reconciliation

Schedule M-1 Instructions pdf format of M_1_in.pdf

Schedule CG pdf format of sch_CG.pdf
, Combined Reporting Allocation Schedule

Schedule CG Instructions pdf format of CG_Inst.pdf