The CRA’s NETFILE service is open and available for tax year 2021 on February 21, 2022.
Once NETFILE is open, it's available 21 hours a day, seven days a week. The service is down the remaining three hours a day for maintenance. For more information and updates, visit the CRA's NETFILE service hours of operation page.
TurboTax CD/Download users: When the CRA’s NETFILE service opens, you need to update your product to enable the NETFILE functionality.