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William Mack

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William B. Mack is a co-chair of the Financial Regulatory and Compliance Practice. He is experienced in advising companies on regulatory and compliance matters relating to the Securities and Exchange Commission regulations, the Exchange Act, Anti-Money Laundering laws and Financial Industry Regulatory Authority (FINRA) rules.

William’s practice involves all aspects of broker-dealer regulation, including Self-Regulatory Organization (SRO) membership, supervision, employment, research, soft dollar arrangements, chaperoning of foreign broker-dealers, social media, use of foreign finders, anti-money laundering rules, alternative trading systems (ATS), exchanges, and market making issues. He also provides regulatory guidance to investment banking clients in connection with securities offerings and related trading issues.

 

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On Oct. 3, the Financial Stability Oversight Council (FSOC) took another step in identifying, assessing, and responding to the risks various types of digital assets pose to the financial system…

Continue Reading Digital Assets: Financial Stability Oversight Council Risk Report Assesses Regulatory Gaps; Offers Recommendations

Federal regulatory agencies are closely monitoring crypto-asset developments and banking organizations’ participation in the crypto-asset industry. This GT Alert covers the guidance issued by the FDIC, CFPB, and the Federal…
Continue Reading Regulatory Scrutiny on the Rise of Bank and Crypto Company Dealings

On June 2, 2022, the New York Senate passed Senate Bill S6486D (the Bill), which would amend the state’s environmental conservation law and set forth a two-year moratorium on certain…
Continue Reading New York’s Proposed Moratorium on Cryptocurrency Mining Operations

On June 8, 2022, the New York State Department of Financial Services (DFS) issued a new Regulatory Guidance, setting foundational criterial for USD-backed stablecoins used by DFS-regulated entities. This…
Continue Reading NYDFS Becomes First US Financial Regulator to Issue Stablecoin Expectations to Virtual Currency Industry

On June 7, 2022, U.S. Sens. Cynthia Lummis (R-WY) and Kirsten Gillibrand (D-NY) introduced the Lummis-Gillibrand Responsible Financial Innovation Act (RFIA), a bill that would create the first comprehensive regulatory…
Continue Reading The Responsible Financial Innovation Act: A Comprehensive Proposal to Regulate Digital Assets

The digital asset and blockchain sector in 2021 saw exponential growth and adoption fueled by stablecoins, non-fungible tokens (NFTs), decentralized finance (DeFi), and decentralized autonomous organizations (DAOs). Headed into 2022,…
Continue Reading Digital Assets Sector: What to Watch for in 2022

On Nov. 1, 2021, the Office of the Comptroller of the Currency and the Federal Deposit Insurance Corporation (FDIC) joined with the president’s Working Group on Financial Markets (PWG) to…
Continue Reading President’s Working Group on Financial Markets Releases Report and Recommendations on Stablecoins

On Sept. 25, 2020, the SEC issued a No-Action Letter to FINRA, in response to a previously issued Joint Statement by the SEC and FINRA. This No-Action Letter detailed how…
Continue Reading SEC Issues No-Action Letter Facilitating the Secondary Trading of Digital Assets

On Sept. 21, 2020, the Office of the Comptroller of the Currency (the OCC) issued guidance pertaining to whether national banks could hold stablecoin reserves. That same day, the Securities

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Continue Reading The OCC and SEC’s FinHub Issue Guidance on Fiat-Backed Stablecoin Reserves