Elon Musk the new owner of Twitter has released a series of tweets with strict policies

These series of policies will be considered for Twitter Account Suspension

Any Twitter handles engaging in impersonation without clearly specifying “parody” will be permanently suspended

1

Any name change at all will cause temporary loss of verified checkmark

2

Previously, Twitter issued a warning before suspension, but now that we are rolling out widespread verification, there will be no warning. 

3

This will be clearly identified as a condition for signing up to Twitter Blue.

So make sure your Twitter account is not breaking any such policies