Section 21.08 - Long-term Contracts and RPS Requirements(1) A Distribution Company's obligation to enter Long-term Contracts is separate and distinct from its obligation to meet RPS requirements.(2)220 CMR 21.00 will not limit consideration of other short- or Long-term Contracts for power and/or RECs submitted by a Distribution Company for review and approval by the Department.(3) If RPS requirements terminate, a Distribution Company's obligation to solicit Long-term Contracts under 220 CMR 21.00 shall also cease. However, Long-term Contracts that are already signed and approved by the Department will remain in full force and effect.(4) Distribution Companies shall not enter into Long-term Contracts under 220 CMR 21.00 that would, in the aggregate, exceed 4% of total energy demand from all Customers in the service territory of the Distribution Company.(5) If a Distribution Company has entered into Long-term Contracts consistent with 220 CMR 21.00, it shall not be required by regulation or order or other agreement to enter into additional Long-term Contracts under 220 CMR 21.00.(6) Provided, however, Distribution Companies may voluntarily execute additional Long-term Contracts, subject to the approval of the Department.