PLEASE NOTE: Some information on this website is provided in PDF format. This requires the use of an Acrobat Reader version 7.0 or higher, which may be downloaded free of charge from Adobe Systems.

Delaware's Corporate Tax Vouchers for the upcoming tax year must include a scanline, barcode and four anchor marks.

Vouchers missing any of these features cannot be added to a software package.


Blank Corporate Forms


Form Identification

Form Type

Barcode Form ID

Last Updated

Form 1100P

Delaware "S" Corporation Personal Income Tax

620

12/19/2016

Form 1100P-EXT

"S" Corporation Request for Extension

621

12/19/2016

Form 1100P-REQ

"S" Corporation Request for Change Form

622

12/19/2016

Form 1100T

Delaware Corporate Tentative Tax Return

623

12/19/2016

Form 1100T-EXT

Corporation Income Tax Request for Extension

624

12/19/2016

Form 1100T-REQ

Corporation Income Tax Request for Change Form

622

12/19/2016


The following worksheets are not required for submission; however, some developers have found them helpful to include in their software packages: