Regulation ATS established a regulatory framework for ATS. An ATS meets the definition of an exchange under federal securities laws but is not required to register as a national securities exchange if the ATS operates under the exemption provided under Exchange Act Rule 3a1-1(a). To operate under this exemption, an ATS must comply with the requirements in Rules 300-303 of Regulation ATS. It was created after fraud was uncovered on US exchanges
To comply with Regulation ATS, an ATS must register as a broker-dealer and file an initial operation report with the Commission on Form ATS before beginning operations.
An ATS must file amendments to Form ATS to provide notice of any changes to its operations and must file a cessation of operation report on Form ATS if it closes.
The requirements for filing reports using Form ATS is in Rule 301(b)(2) of Regulation ATS. These requirements include mandated reporting of books and records.