DRS: Top Downloads

Frequently Used Forms/Publications

All forms and some DRS publications are in Adobe Acrobat format.  Before viewing or printing these documents you will need Adobe Acrobat Reader 7.0 or higher.   For additional assistance or if you are have trouble downloading a form, visit our Adobe Information page.
File Electronically for FREE!  Use the TSC.
CT-1040 2014 Income Tax Return
CT-1040 EXT Application for Extension of time to File 
Form to correct/amend Individual Income Tax Return
Schedule CT-EITC 2014 Connecticut Earned Income Tax Credit
CT-8379 Form to claim nonobligated spouse
CT-8857 Form to claim innocent spouse relief
CT-3911 Form to claim a lost or stolen refund check
CT-W4 2015 Form to change your Connecticut Withholding
CT-8822 Form to Change Address
CT-1127 Application for Extension of time to Pay
REG-1 Application to Register a Business
OS-114 Form to file your Sales and Use Taxes
0-88 Instructions for OS-114
OS-114 BUT Business Tax Return
OR-149 Sales Tax Chart
Resale Certificate Regulation 1 & 23
LGL-002 Form to request copies of returns or account reconciliation  (FILLABLE)
DRS-PW Form to request a Penalty Waiver  (FILLABLE)
OP-424 Form to file Business Entity Tax - For tax years beginning on or after January 1, 2013, the business entity tax is due every other year. For a calendar year filer, the next filing will be April 15, 2015.
Form 472 Form to file Attorney Occupational Tax
TPG-169 Form to request Individual Status Letter (FILLABLE)
TPG-170 Form to request a Business Status Letter
TPG-189 Form to change TSC Administrator (FILLABLE)
TPG-196 Form to reset Individual Password in the TSC (FILLABLE)
IP 2015(12) Publication - Getting Started in Business Guide
IP 2006(35) Publication - Contractors Guide
IP 2015(1) Publication - Withholding Tax Guide