Except as provided under Regulation .03 of this chapter, a Maryland-eligible REC shall be recorded with GATS. If not required by GATS, the REC recordation under §A of this regulation shall include: The name of the Maryland certified renewable energy facility; A description of the renewable source of generation for the REC; The month and year of the generation of the energy represented by the REC; and The Tier 1 renewable source or Tier 2 renewable source associated with the REC. A Maryland eligible REC issued to a renewable on-site generator under this regulation is valid for compliance for the calendar year of generation and the following 2 calendar years.