In the National Law Review's article on Sep 30, 2020, titled "Time to Do the Foxtrot (Three Step) SEC Establishes Improved Process for Settlement of Digital Asset Securities," the SEC's "No Action Letter" is provided with details to convey how digital securities transactions are to be handled across Broker-Dealer ATS's and Custodians.
As of this date, over two years later, these simple guidelines, albeit conditional in the nature of a No Action Letter, represent possibly the clearest SEC "feedback" for transacting digital securities. Since this lies at the very heart of what DS Lab is seeking to convey and coalesce around, these following articles might serve as required reading.
www.natlawreview.com
10xts.com
But please don't stop there. Understanding what it takes to facilitate the issuance and subsequent trading of securities represented by blockchain-based digital tokens is one of the key objectives for the Digital Securities (DS) Lab Community. Research further on the 3-Step Process for Digital Asset Securities and look for more articles in this DSL Lab Learning Series.
As of this date, over two years later, these simple guidelines, albeit conditional in the nature of a No Action Letter, represent possibly the clearest SEC "feedback" for transacting digital securities. Since this lies at the very heart of what DS Lab is seeking to convey and coalesce around, these following articles might serve as required reading.

Time to Do the Foxtrot (Three Step) SEC Establishes Improved Process for Settlement of Digital Asset Securities
The U.S. Securities and Exchange Commission (“SEC”) Division of Trading and Markets recently issued a no action letter to FINRA that may help to streamline the settlement of digital asset

Tokenized Securities and the Three-Step Process - 10XTS
Tokenized securities are already bringing efficiency to the market with the SEC no action letter outlining the Three-Step Process for trading.

But please don't stop there. Understanding what it takes to facilitate the issuance and subsequent trading of securities represented by blockchain-based digital tokens is one of the key objectives for the Digital Securities (DS) Lab Community. Research further on the 3-Step Process for Digital Asset Securities and look for more articles in this DSL Lab Learning Series.