requirements as described in this subsection: (I) Establish a governance structure, criteria for membership, and any dues to be paid by its members. (II) Engage in efforts to enforce notice and payment obligations with respect to the administrative assessment, including by receiving information from and coordinating with the mechanical licensing collective. (III) Initiate and participate in proceedings before the Copyright Royalty Judges to establish the administrative assessment under this subsection. (IV) Initiate and participate in proceedings before the Copyright Office with respect to activities under this subsection. (V) Gather and provide documentation for use in proceedings before the Copyright Royalty Judges to set rates and terms under this section. (VI) Maintain records of its activities. (VII) Engage in such other activities as may be necessary or appropriate to fulfill its responsibilities under this subsection. (ii) Restriction on lobbying The digital licensee coordinator may not engage in government lobbying activities, but may engage in the activities described in subclauses (III), (IV), and (V) of clause (i). (6) Requirements for significant nonblanket licensees (A) In general (i) Notice of activity Not later than 45 calendar days after the license availability date, or 45 calendar days after the end of the first full calendar month in which an entity initially qualifies as a significant nonblanket licensee, whichever occurs later, a significant nonblanket licensee shall submit a notice of nonblanket activity to the mechanical licensing collective. The notice of nonblanket activity shall comply in form and substance with requirements that the Register of Copyrights shall establish by regulation, and a copy shall be made available to the digital licensee coordinator. (ii) Reporting and payment obligations The notice of nonblanket activity submitted to the mechanical licensing collective shall be accompanied by a report of usage that contains the information described in paragraph (4)(A)(ii), as