; rules (a) Enforcement of standards Except as otherwise provided by this chapter, the standards of this chapter shall be enforced in an appropriate manner, commensurate with other customer protection standards— (1) in the case of a crypto asset intermediary, if a crypto asset customer protection and market integrity authority has been chartered, by that authority; (2) in the case of crypto asset intermediary, if a crypto asset customer protection and market integrity authority has not been chartered, by the Federal or State licensing, registration, or chartering authority of the intermediary; and (3) in the case of a depository institution or other chartered financial institution, by the appropriate State or Federal banking supervisor. (b) Rulemaking The Federal agencies specified in paragraphs (2) and (3) of subsection (a) shall promulgate final rules to implement this title not later than 2 years after the date of enactment of this section. . (b) Technical and conforming amendment The table of sections for chapter 98 of title 31, United States Code, as added by section 101(a) of this Act, is amended by adding at the end the following: 9802. Enforcement; rules. . 203. Mandatory proof of reserves; annual verification (a) In general Chapter 98 of title 31, United States Code, as amended by section 202 of this Act, is amended by adding at the end the following: 9803. Mandatory proof of reserves