Section 12-206 - Enforcement of plumbing codes(a) A county shall:(1) enforce the State Plumbing Code; or(2) adopt and enforce a local plumbing code that meets or exceeds the minimum standards of the State Plumbing Code for the proper design, acceptable installation, and adequate maintenance of plumbing systems.(b)(1) In this subsection: (i) "greywater" means used, untreated water generated by:1. a clothes washing machine;(ii) "greywater" does not include water from: 3. a dishwashing machine.(2) A county may not adopt or enforce a provision of a local plumbing code that prohibits a system that recycles greywater, as authorized under the State Plumbing Code.(c) Unless the Board determines that a county is adequately enforcing the State Plumbing Code or a local plumbing code that meets or exceeds the minimum standards of the State Plumbing Code, the Board shall enforce the State Plumbing Code in that county.(d) The Board may make a cooperative agreement with a county for the county to enforce: (1) the State Plumbing Code; or(2) if the county has adopted a local plumbing code, that code.