After the required date for full or provisional certification, you must not operate your municipal waste combustion unit unless one of four employees is on duty:
  (1) A fully certified chief facility operator.
  (2) A provisionally certified chief facility operator who is scheduled to take the full certification exam.
  (3) A fully certified shift supervisor.
  (4) A provisionally certified shift supervisor who is scheduled to take the full certification exam.

Source Note: The provisions of this §113.2120 adopted to be effective May 14, 2009, 34 TexReg 2771