Form PT-100, Petroleum Business Tax Return
New electronic filing mandate beginning with September returns due October 22, 2018. See E-file mandate, below.
Web File is FREE — No additional software needed
Use Petroleum Business Tax Web File to report and pay petroleum tax.
- Automatic calculation of amount due
- Scheduled payments (up to the due date)
- Direct payment from your bank account
- Instant filing confirmation
Log in or create an Online Services business account to get started. To learn how, view our account creation demo.
Beginning with your September return due October 22, 2018, you must Web File if you:
- do not use a tax preparer to file;
- use a computer to prepare, document, or calculate your tax forms; and
- have broadband Internet access.
If you don't meet the above conditions
Continue to paper Form PT-100, Petroleum Business Tax Return.