Idaho’s previous attempts to make state-based insurance plans outside of the ACA have failed.
The Trump administration has issued a letter stating that what Idaho has attempted to do is illegal.
However, the letter also stated that this whole situation could be a non-issue by making these “short-term” policies.
https://khn.org/news/no-go-for-idaho-back-to-the-drawing-board-on-state-based-health-plans/