15.—(1) Where each of the relevant criteria in article 16 has been met (having regard as necessary to the requirements in article 17), the Authority shall issue ROCs, in accordance with the procedure set out in article 18, in relation to a generating station in respect of each month of each obligation period in which electricity has been generated by the generating station from eligible renewable sources (whether or not for the whole of that month) to the persons specified below.
(2) Except as provided for in paragraphs (3) to (5), ROCs shall be issued to the operator of the generating station by which the relevant electricity was generated in a particular month.
(3) Where electricity is required to be generated by a generating station from eligible renewable sources under a qualifying arrangement or in compliance with such an arrangement to be made available to the nominated person (“the relevant output”), ROCs shall be issued as set out below.
(4) Where the nominated person is entitled to the relevant output under or in compliance with a qualifying arrangement, ROCs shall be issued to electricity suppliers notified to the Authority by the nominated person as being purchasers of the relevant output and to each in such quantities as are appropriate to the amount of the relevant output which the nominated person notifies the Authority each has purchased (subject to the total amount of ROCs available to be so issued).
(5) Where one or more electricity suppliers are entitled to the relevant output under a qualifying arrangement, ROCs shall be issued to those electricity suppliers, each in proportion to its entitlement.