payment service provider means bodies referred to in Article 1(1) and legal and natural persons benefiting from the waiver under Article 27;
Curtailment Service Provider or “CSP” shall mean a Member or a Special Member, which action on behalf of itself or one or more other Members or non-Members, participates in the PJM Interchange Energy Market, Ancillary Services markets, and/or Reliability Pricing Model by causing a reduction in demand.
payment service means any business activity set out in Annex I;
Service Providers has the meaning set out in Section 9(e).