THAILAND: SEC Proposes Revision to SET Regulations

Friday August 29 2025

On 29^th August 2025, the Securities and Exchange Commission (SEC) announced revising the regulations of the Stock Exchange of Thailand (SET) group, which do not require prior approval before enactment. This aim is to increase operational flexibility and align with the business environment, while maintaining a focus on achieving investor protection, a fair, efficient, transparent capital market, smooth trading, and reducing overall systemic risk.

To increase the flexibility of the stock exchange group in improving operational regulations for efficiency, the SEC is open to public opinion on principles and draft announcements as approved by the SEC Board and the Capital Market Supervisory Board. This exempts the stock exchange group from having to seek approval for the issuance of regulations that meet the following criteria:

It is a secondary regulation issued under the authority of the regulations or rules approved by the SEC Board in the case of SET or the Capital Market Supervisory Board in the case of TFEX, TCH and TSD.

It is a requirement regarding operations in detail, which has been approved by the opinions of members (if any) in the following matters:

• Operations Process
• Operations Time
• Details of the methods, information or documents for submitting applications and reporting various information.
• Members’ IT Security standards do not conflict with or contradict the SEC’s criteria.
• Fees, service charges and expenses under the approved framework.

However, the determination or change of the above rules must not affect any of the following matters:

• Access to markets or market information
• Securities trading, contracts, and securities settlement and delivery
• Risk management affecting the orderliness of securities trading, contracts, security of the securities settlement and delivery system, debt settlement, payment and delivery of goods.
• Member punishment

Click on the above link for further information