TYB!
> >>19420549 (pb), >>19420831 (pb) Trump’s Time To Be Arrested Released As Airspace Closed by FAA
Someanon asked in a (pb) whether airspace had ever been restricted for a former President.
Anon dug.
Can state: yes. Not just former; also, dead Presidents:
https://philip.greenspun.com/blog/2020/11/30/even-a-dead-president-needs-prohibited-airspace/
In late 2020, i.e., after the election, they were still protecting former President George H. W. Bush's residence. Barbara also had passed.So, that's a definitive answer to Someanon.
Enjoy!
https://www.youtube.com/watch?v=xjwkXYB4nHs