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Thailand SEC proposes strict rules for Bitcoin and Ether spot ETFs with mutual fund structure

Reported by Pluang ·Coindoo ·Forklog
Aug 25, 2026· 3 min read
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Key Takeaways
  • • Thailand's Securities and Exchange Commission proposes establishing crypto ETFs structured as mutual funds investing directly in Bitcoin and Ether, with public consultation period closing May 11, 2026.
  • • Retail investors face a 4–5% portfolio allocation cap for digital assets under the proposed framework, while high-net-worth investors receive no explicit limits, reflecting a tiered approach to investor protection.
  • • Fund holding periods are strictly limited: Bitcoin and Ether may be held for no longer than five business days, while stablecoins (USDT/USDC) are capped at one-month holding periods, imposing significant operational constraints on fund managers.
  • • Fund trustees must be commercial banks or financial institutions rather than digital asset business operators, despite crypto custodians' technical expertise—a regulatory requirement that may create operational bottlenecks and increase custodial costs.
  • • The framework aims to position Thailand as a regional digital asset hub while providing professional asset management and custody oversight, aligning with regulatory precedents established in the United States, Canada, Australia, and Hong Kong.
Summary
Thailand's Securities and Exchange Commission has proposed a comprehensive regulatory framework for cryptocurrency ETFs structured as mutual funds, marking a significant step toward legitimizing digital asset investment products in Southeast Asia. The SEC's initiative follows regulatory developments in major jurisdictions including the United States, Canada, Australia, and Hong Kong SAR, which have established precedent for crypto ETFs operating under clear supervisory frameworks. The proposed Thai framework seeks to balance market development with investor protection through a tiered allocation structure and strict operational requirements.

Under the proposed rules, crypto ETFs would operate as mutual funds—regulated investment vehicles listed on stock exchanges and traded with high liquidity. Bitcoin and Ether spot ETFs would represent the initial phase of this regime, enabling investors to gain cryptocurrency exposure through professional fund managers and regulated custodians. The SEC has opened a public consultation period on the proposed framework, with comments due by May 11, 2026, allowing stakeholders including fund managers, custodians, and investor groups to provide input on implementation details.

The framework imposes stringent portfolio allocation caps differentiated by investor type. Retail investors are restricted to a maximum 4–5% allocation to digital assets within diversified portfolios, a constraint designed to limit retail exposure to crypto volatility. By contrast, high-net-worth investors face no explicit allocation restrictions, reflecting a regulatory assumption that sophisticated investors can manage concentration risk independently. Additionally, fund holding periods are tightly controlled: Bitcoin and Ether positions may be held for no more than five business days, while stablecoin positions (USDT/USDC) face a one-month maximum holding period. These restrictions significantly constrain fund managers' operational flexibility and may necessitate frequent portfolio rebalancing.

A structural constraint embedded in the framework requires that fund trustees be commercial banks or other SEC-prescribed financial institutions rather than digital asset business operators. Despite DA custodians' technical expertise and readiness in digital asset custody, the SEC has determined that traditional financial institutions must retain trustee responsibilities. This regulatory decision may increase operational complexity and custodial costs for fund sponsors while creating potential bottlenecks in fund administration.

The SEC's regulatory initiative explicitly aims to strengthen Thailand's digital asset ecosystem and promote the development of local DA business operators within a controlled framework. By establishing crypto ETFs as regulated capital market products with professional management and institutional custody, the SEC seeks to position Thailand as a competitive regional digital asset hub while maintaining investor protection standards aligned with international practice.

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Sources

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Pluang Thailand SEC proposes strict rules for Bitcoin and Ether spot ETFs with mutual fund structure Coindoo Thailand Proposes Rules for Bitcoin and Ether ETFs Forklog Thailand Proposes Rules for Bitcoin and Ethereum Spot ETFs