; and (2) the exemption will not have a material adverse effect on the ability of the Commission or the digital commodity exchange to discharge regulatory or self-regulatory duties under this Act. (g) Customer defined In this section, the term customer means any person that maintains an account for the trading of digital commodities directly with a digital commodity exchange (other than a person that is owned or controlled, directly or indirectly, by the digital commodity exchange) for its own behalf or on behalf of other any person. (h) Fees (1) In general The Commission may, by rule, establish— (A) an initial application fee to offset the cost to review an application under this section and the initial registration of a digital commodity exchange under this section; and (B) an annual supervisory fee to offset the cost to provide ongoing supervision and oversight of a digital commodity exchange under this section. (2) Imposition; collection The Commission may impose on, and collect from applicants and entities registered under this section fees established under paragraph (1), in reasonable amounts to offset the costs described in paragraph (1). (3) Retention of fees Any fees collected under this section shall remain available for expenditure, without further appropriation, until expended for the purpose of— (A) implementing this section