If you are married your filing status is Married - you can choose if you file separately or jointly. Refer to
https://www.irs.gov/newsroom/taxpayers-should-use-the-correct-filing-status-for-accuracy-and-to-avoi...
and
https://www.irs.gov/help/ita/what-is-my-filing-status
Your status is determined as of 31 Dec 2021 or the end of your tax year.
You may want to coordinate with your spouse since they may also be able to save money by filing jointly.
