- Form DE-200-01 Resident Tax Return
Form DE-200-01 Resident Tax Return Instructions - Form DE-200-03EZ Resident Tax Return
Form DE-200-03EZ Resident Tax Return Instructions - Form DE-200-01-X Resident Amended Personal Income Tax Return
Form DE-200-01-X Resident Amended Personal Income Tax Return Instructions - Form DE-200-02 Nonresident Tax Return
Form DE-200-02 Nonresident Tax Return Instructions - Form DE-200-202-X Nonresident Amended Personal Income Tax Return
Form DE-200-202-X Nonresident Amended Personal Income Tax Return Instructions - Form DE-329 Special Tax Computation for Lump-Sum Distribution from Qualified Retirement Plan
- Form DE-700 Income Tax Credit Schedule
- Form DE-2210 Underpayment of Estimated Tax
Form DE-2210 Underpayment of Estimated Tax Instructions - Form DE-8453 Declaration for Electronic Filing
- Schedule W Apportionment Worksheet – Days Worked Outside of Delaware
- Form DE-200-01 Resident Tax Return
Form DE-200-01 Resident Tax Return Instructions - Form DE-200-03EZ Resident Tax Return
Form DE-200-03EZ Resident Tax Return Instructions - Form DE-200-01-X Resident Amended Personal Income Tax Return
Form DE-200-01-X Resident Amended Personal Income Tax Return Instructions - Form DE-200-02 Nonresident Tax Return
Form DE-200-02 Nonresident Tax Return Instructions - Form DE-200-202-X Nonresident Amended Personal Income Tax Return
Form DE-200-202-X Nonresident Amended Personal Income Tax Return Instructions - Form DE-329 Special Tax Computation for Lump-Sum Distribution from Qualified Retirement Plan
- Form DE-700 Income Tax Credit Schedule
- Form DE-2210 Underpayment of Estimated Tax
Form DE-2210 Underpayment of Estimated Tax Instructions - Form DE-8453 Declaration for Electronic Filing
- Schedule W Apportionment Worksheet – Days Worked Outside of Delaware

