Did you read the article? That's the current federal law.

Florida is extending that federal prohibition, it now applies to long-term-care, life, and disability insurers.

GINA already forbids health insurance from doing this at a federal level. This extends those protections on a state level to other types of insurance.

I’m not sure individual long term care policies are a viable product if you let people who took genetic tests buy it, but can’t take that information into account when setting rates. I think it’s already pretty hard to buy unless you’re in a group plan.