Letter from the Office of the Governor submitted December 12, 1996 certifying that there are no existing municipal waste combustor units in the Territory of Puerto Rico that are subject to part 60, subpart Cb, of this chapter. [65 FR 33468, May 24, 2000] Air Emissions From Existing Small Municipal Waste Combustion Units With
the Capacity To Combust at Least 35 Tons Per Day but No More Than 250
Tons Per Day of Municipal Solid Waste or Refuse Derived Fuel and
Constructed on or Before August 30, 1999