You'll get NETFILE code 16 when you've indicated a prior return in TurboTax but the CRA believes that you've never filed a Canadian tax return.
If you're filing your first Canadian tax return
- Select Find (or the magnifying glass icon) from the TurboTax menu.
- In the Find window, type Personal Information and select Go.
- Select Personal Information – Name and Birth Date from the list and select Go.
- On the Let's get the rest of your personal info step, scroll to Are you filing an income tax return with the CRA for the first time? and answer Yes.
Verifying your SIN and date of birth
- Select Find (or the magnifying glass icon) from the TurboTax menu
- In the Find window, type Personal Information and select Go
- Select Personal Information – Name and Birth Date from the list and select Go
If you still get the error, contact the Canada Revenue Agency (CRA) to make sure your information matches what the CRA has on record.