Consumer Protection - As introduced, makes it a violation of the Tennessee Consumer Protection Act of 1977 for a weather-related company to conduct certain weather modification activities. - Amends TCA Title 47, Chapter 18 and Title 68, Chapter 201.

HB 899 prohibits weather-related companies in Tennessee from conducting specific weather modification activities, such as cloud seeding (injecting chemicals into clouds to alter rainfall), using heat sources to influence weather, or modifying solar radiation. It directly affects businesses offering weather modification services, including cloud seeding, atmospheric assessments, or weather forecasting as a core service. The bill amends consumer protection law to treat violations as unfair or deceptive business practices, subjecting offenders to penalties under the Tennessee Consumer Protection Act. The law takes effect on July 1, 2025.