Florida Regulations > Regional Utility Authorities Florida Regulations > Regional Utility Authorities Current as of: 2024 | Check for updates | Other versions Division 49B Tampa Bay Water – a Regional Water Supply Authority Division 49A Walton/Okaloosa/Santa Rosa Regional Utility Authority Ask a business law question, get an answer ASAP!Thousands of highly rated, verified business lawyers.Click here to chat with a lawyer about your rights.