It's neat, but it only applies to applicants, so it's basically useless. Employers will still be able to fire you for testing positive after you're hired.

That's what county-level maps make it look like, but they're somewhat deceiving.

If you look at the precinct level: https://i.imgur.com/aArMaYf.jpg

The Olympic Peninsula and Northcentral WA are both very sparsely populated and they have some big Democratic precincts. Meanwhile, Lewis County is part of the I-5 corridor, and it's one of the most Republican areas in the whole state.

As long as they aren't directly supporting or opposing a specific political candidate, they can pretty much do whatever they want.

https://www.irs.gov/newsroom/charities-churches-and-politics