What is the earliest year PRO TAX can file for corporate tax (T2)? Can it process T2 for 2016?

Hi JANECCC1,

Thanks for reaching out to us here.  With QuickBooks Online Accountant Pro Tax, you have the option to carry forward, T1 and T2 forms, by following the steps here.

Should you require additional assistance, please don't hesitate to contact with our ProTax specialists.

Reach out again, if you have other questions.  We would be glad to assist!