You can use any means necessary if life or property are in imminent danger and only if you're already licensed. The section of Part 97 everyone quotes applies t

You can use any means necessary if life or property are in imminent danger and only if you're already licensed. The section of Part 97 everyone quotes applies to amateur stations only (like the rest of Part 97). So unless there's another part of the FCC rules that allows this I'm unaware of, even emergency communications made by unlicensed users are illegal.