Environment and Conservation, Department of - As enacted, requires an agreement or contract entered into between the commissioner and a county health department for the department to implement subsurface sewage disposal requirements to include authority for the commissioner to issue a variance in certain circumstances. - Amends TCA Title 68, Chapter 221, Part 4.

HB 199 gives Tennessee's environmental commissioner authority to issue variances (exceptions) to subsurface sewage disposal rules, overriding stricter local requirements. This directly affects property owners needing sewage systems and county health departments implementing these rules. The bill requires any granted variance to be recorded with the county register of deeds. It amends state law to clarify the commissioner's role in approving these exceptions while ensuring public records are updated.