If a person fails to establish, install, construct, or maintain a best management practice in accordance with any agreement executed with the Department, that person shall be liable for the full amount of State cost sharing funds paid for any practice that was not implemented or maintained. However, a person is not liable for inadequate maintenance or destruction of a best management practice if caused by an act of nature that could not be reasonably anticipated.
Md. Code Regs. 15.01.05.12