The Administrator will promulgate regulations to allow use of any banked pre-2009 sulfur dioxide allowances in the new nationwide sulfur dioxide program.
The Admin has no control over the happenings with chemicals. 
mnli hypothesis: The Admin has no control over the happenings with chemicals.  premise: The Administrator will promulgate regulations to allow use of any banked pre-2009 sulfur dioxide allowances in the new nationwide sulfur dioxide program.