Or so hear members of Parliament in the UK
Archived version: https://archive.is/newest/https://www.theregister.com/2025/06/27/mps_space_asteroid_strike/
Disclaimer: The article linked is from a single source with a single perspective. Make sure to cross-check information against multiple sources to get a comprehensive view on the situation.
pff. Even if there were a protocol, x% of the Truth population would just claim it was a conspiracy and refuse to comply. “Bunkers? Govt. ploy to get us all into 15 minute cities” Etc.