SD Quest will not be available after July 23, 2013.

SD Quest Users:  You may continue to use SD Quest to file your returns until July 23, 2013 (the June return due July 23). 

To continue to file and pay electronically you must create an EPath account. You may create your EPath account at any time. Use your SD Quest PIN and ID to create your EPath account in a matter of minutes.  You will receive an email with a new password.  You may immediately log into EPath to view your account and file and pay your taxes.

New Users:  You may create an EPath account at any time.   Please allow 3-5 days for a password to be mailed to you.  

EPath Information                                     Create EPath Account

1. Update SD QUEST Payment Information, PIN, or change Bank Account Information

2. File SD Quest Tax Return
Confirmation number will be displayed on your computer screen if filing has been completed.

SD Quest Contacts

Frequently Asked Questions - for SD Quest
Forms and SD Quest Publications

Helpful Hints

Businesses may file electronically using a SER if they have the necessary technology. Click here for further information on filing and paying using a SER.

Deadlines - for Electronic Filing and Electronic Payments