Do I use my current address or my address as of 12/31/2021?

[debg412]

I moved in March of 2022.  Unsure what address should be used on my 2021 returns.

[ee-ea]

The one you want the tax authorities to use to contact you.

[DoninGA]

You enter the address on your tax return where you are currently living and where you receive your mail so the IRS can contact you by mail if ever necessary.