HCS Score
Red Line Violations
Research Opinion, Not a Fatwa
These are absolute prohibitions in Islamic finance. If any red line is triggered, the asset is automatically classified as HARAM.
Ecosystem Riba Exposure
Not directly or indirectly connected to interest generating mechanisms
Gambling / Betting
No gambling or betting mechanism
Haram Industry
Not involved in haram industry
Based on Red Line Screening and HCS Scoring.
Haram / Non Compliant
This cryptocurrency is evaluated as Haram for investment and use because the asset demonstrates material Sharia compliance concerns within the CoinStudy HCS framework.
Explanation
This asset shows significant concerns related to Sharia compliance, financial structure, or speculative design.
Reviewed by
CoinStudy Shariah Board
TrueUSD was supposed to be one of the better stablecoins.
When TrustToken launched TUSD in 2018, it introduced what was then a genuinely innovative approach to stablecoin transparency: daily attestations of reserves published on-chain through Chainlink's Proof of Reserve system, legal separation between user funds and company operations through independent fiduciary institutions, and real-time verifiability of the 1:1 dollar backing that most stablecoins could only claim periodically through traditional accounting reports.
The transparency innovation was real and genuinely valuable. If stablecoins could be verified continuously rather than periodically, the reserve misrepresentation risk that had damaged confidence in other stablecoins could be eliminated.
By 2026, TrueUSD's story has become a case study in how genuine innovation in one dimension, reserve transparency, cannot compensate for fundamental failures in another, reserve integrity. Per SEC enforcement action documents from September 2024, TrueCoin and TrustToken were charged with misrepresenting TUSD as fully backed while significant portions of reserves had been invested in higher-risk offshore funds. Per Hong Kong court filings and reporting from Messari, First Digital Trust allegedly redirected approximately $456 million of TUSD reserves to unauthorized Dubai entities. Justin Sun provided an emergency loan to stabilize the stablecoin in April 2025 after these revelations created severe liquidity problems. Binance delisted all TUSD spot pairs in April 2026 and removed TUSD as VIP Loan collateral in March 2026. MiCA non-compliance forced TUSD off EU exchanges.
For Muslim investors, none of these developments change the compliance classification. TrueUSD was Haram when it was well-managed and transparent. It remains Haram now that its management has been compromised and its institutional support has largely withdrawn. The compliance failure is structural and inherent to the reserve model rather than consequential and specific to management decisions.
But the 2026 developments matter enormously for Muslim investors for a different reason: they confirm that the conventional financial risks of holding T-Bill backed stablecoins and the Islamic finance compliance concerns about those same stablecoins are not just theoretically aligned but practically aligned. The instrument that CoinStudy classifies as Haram for its interest-bearing reserve structure has also proven to be the instrument whose reserves can be misappropriated by custodians, whose backing can be invested in unauthorized offshore funds, and whose dollar peg can deviate meaningfully from its stated value.
We ran TUSD through the full CoinStudy Halal Crypto Standard (HCS) methodology with comprehensive research into all 2024 to 2026 developments. Here is the complete picture.
TrueUSD fails the CoinStudy HCS Sharia red-line screening with three definitive red-line failures: Ecosystem Riba Exposure, Guaranteed Interest, and Synthetic Interest Products. This is automatic Haram classification with no further scoring. The 2026 reserve controversy, SEC enforcement, institutional delistings, and gambling platform adoption all compound the compliance picture without changing its fundamental conclusion.
TrueUSD is a dollar-pegged stablecoin with a market capitalization of approximately $492 million as of August 2026, ranking approximately 82nd among all cryptocurrencies. It operates across 12 blockchain networks including Ethereum and TRON and maintains its dollar peg through reserves held by independent fiduciary institutions.
The 2026 profile of TrueUSD is that of a stablecoin that has survived a significant institutional crisis but emerged substantially diminished and repositioned. Where TUSD was once a mid-tier institutional stablecoin competing with USDC for exchange and DeFi integration, it has become increasingly concentrated in specific niches including online gambling platforms and certain DeFi protocols, while losing the institutional exchange and lending integrations that previously characterized its broader market position.
TrueUSD was originally issued by TrustToken, which operated as Archblock, and later came under the management of Techteryx. The ownership and management transitions are part of the governance complexity that contributed to the reserve controversy resolved through emergency intervention in 2025.
SEC Enforcement Action — September 2024
The most significant development in TrueUSD's history is the September 2024 SEC enforcement action. Per SEC documents and OneKey research, the SEC charged and settled with TrueCoin LLC and TrustToken, alleging that TUSD had been misrepresented as fully backed while large portions of purported reserves were invested in higher-risk offshore funds. The settlement recorded civil penalties and disgorgement.
This enforcement action is remarkable for what it confirms about the gap between TUSD's transparency claims and its actual reserve management. The Chainlink Proof of Reserve attestations confirmed that dollar-equivalent assets existed in custody. They did not confirm what those assets were invested in or how they were managed by the custodians holding them. The SEC found that the representation of full backing was misleading even when the attestation system was functioning.
From a compliance perspective, this development confirms that even the most transparent stablecoin in the category can misrepresent the nature of its reserves. The Islamic finance concern about T-Bill backed stablecoins is not just about the interest income those reserves generate. It is about the fundamental structure of delegating reserve management to financial custodians whose operations cannot be fully controlled or verified by individual users.
First Digital Trust Reserve Controversy — April 2025
Per Messari research and Hong Kong court filings, Justin Sun publicly warned in April 2025 that First Digital Trust, a custodian, had allegedly redirected approximately $456 million of TUSD reserves to unauthorized entities in Dubai between 2021 and 2022. This revelation created severe liquidity problems for TUSD redemptions. Justin Sun provided an emergency loan to stabilize the stablecoin.
The $456 million alleged misappropriation represents approximately the entire current market capitalization of TUSD and was not disclosed to TUSD holders during the period it allegedly occurred. First Digital Trust denied the allegations calling them completely false. The dispute is ongoing in legal proceedings.
Regardless of the legal outcome, the episode illustrates exactly the custodial risk that conventional financial reserve management introduces into stablecoin structures. When reserves are managed by third-party custodians in conventional financial systems, users have no direct control over and limited visibility into what those custodians actually do with the assets. The Chainlink PoR system confirmed reserves existed. It could not confirm what was being done with them.
Binance Delistings — March and April 2026
Per available research, Binance removed TUSD as accepted collateral for its VIP Loan service in March 2026 and delisted all TUSD spot trading pairs including BTC/TUSD and ETH/TUSD effective April 17, 2026. This is the most significant liquidity event for TUSD in 2026 and represents Binance's formal risk reassessment of the stablecoin following the 2024 to 2025 reserve controversies.
The delisting from Binance, which has historically been one of the primary exchanges supporting TUSD volume, substantially reduces TUSD's institutional accessibility and liquidity.
MiCA Non-Compliance and European Delistings
Per available research, the European Union's MiCA stablecoin regulations have forced TUSD off EU exchanges due to non-compliance. Kraken completed removing TUSD for EEA users by August 2025. This regulatory withdrawal from the European market has concentrated TUSD's remaining volume in Asian markets and specific niche use cases.
RLUSD Flipping TUSD — July 2025
Per Messari research, Ripple's RLUSD stablecoin surpassed TUSD in market cap on July 14, 2025, reaching over $515 million and flipping TrueUSD which had been stuck around $490 million for approximately a year. This market cap displacement by a newer stablecoin reflects the cumulative impact of TUSD's reserve controversies and institutional delistings on market confidence.
Venus Protocol Integration — 3.7% APY
Per available research, TUSD is integrated in Venus Protocol, a BNB Chain lending protocol, offering a 3.7% supply APY. This integration is specifically significant from a compliance perspective because it creates a directly accessible synthetic interest product from TUSD deposits.
When a user deposits TUSD into Venus to earn the 3.7% APY, they are lending TUSD to borrowers who pay interest on their borrowings. The depositor receives interest income from borrowers through Venus's automated lending mechanism. This is Riba in its direct and unambiguous form regardless of how it is packaged in DeFi terminology. This integration is specifically cited in available research as one of TUSD's remaining demand drivers in 2026.
Gambling Platform Adoption
Per available research, TUSD has found growing adoption in online gambling platforms as one of its primary remaining use cases. Casinos have adopted TUSD for fast, low-cost transactions as a competitive differentiator.
Muslim investors should understand that this adoption pattern creates a specific concern beyond the reserve-level compliance failures. When a significant portion of TUSD's remaining demand and liquidity comes from gambling platform integration, Muslim investors who hold TUSD are holding an asset whose ecosystem relevance is increasingly tied to gambling infrastructure. This does not change the structural compliance classification but it adds a usage context concern that is documented and honest to acknowledge.
TrueUSD's most marketed feature is its transparency through daily Chainlink Proof of Reserve attestations. Muslim investors familiar with CoinStudy's analysis should understand precisely what this transparency does and does not establish, because the distinction is important for evaluating any stablecoin's compliance.
The Chainlink PoR system verifies that the dollar-equivalent value of assets held by TUSD's custodians matches or exceeds the outstanding TUSD supply. This is a genuinely useful verification. It reduces the risk that TUSD has issued tokens without corresponding reserves, which has been a concern with less transparent stablecoins.
What the PoR attestation does not verify: the specific composition of the reserve assets and whether they are interest-bearing instruments, whether the custodians managing those assets are investing them in authorized instruments or redirecting them to unauthorized entities, whether the interest income generated by the reserves is used permissibly, and whether the overall management of the reserve fund complies with Islamic finance principles.
The 2024 SEC enforcement action specifically demonstrated that attestation of reserve existence and proper reserve management are two different things that can diverge significantly. TUSD's attestations continued while reserves were allegedly mismanaged. More transparency about a problematic structure confirms the problem more clearly rather than resolving it.
Islamic finance evaluates what the reserve structure is, not how transparently it is reported. Greater transparency about an interest-bearing reserve structure confirms the interest-bearing character of the reserves more clearly and more frequently. It does not make those reserves permissible.
Muslim investors evaluating stablecoins in 2026 now have a genuinely different compliance picture than they had when CoinStudy launched.
USDT scores Haram at the structural level. Our Chairman permits its use as a medium of exchange with caution. Market cap $143 billion. Most liquid stablecoin. Tether reserves increasingly transparent but interest-bearing.
USDC scores Haram at the structural level. Same conditional permissibility as USDT for medium of exchange. Market cap $43 billion. Most compliant with US regulatory requirements. Circle reserves fully T-Bill backed.
TUSD scores Haram at the structural level. Same conditional permissibility principle for medium of exchange theoretically applies but the reserve controversy and institutional withdrawal create conventional financial risk concerns that compound the compliance concerns. Market cap $492 million and declining. Reserve integrity has been formally questioned by the SEC and in ongoing litigation. Gambling platform adoption as a primary remaining use case adds specific concern.
UNIT by Ducat Protocol scores 88 out of 100 Halal. The first dollar stablecoin CoinStudy has ever verified as halal. BTC-only backing with zero interest-bearing instruments. One-time 1% origination fee as the only cost. Fixed non-growing debt. Non-custodial vault structure. Currently in closed mainnet alpha with limited access.
For Muslim investors who have been using TUSD as their preferred stablecoin due to its transparency credentials, the 2026 developments provide both a compliance reason and a conventional financial risk reason to reconsider. The compliance reason is the same structural Riba concern that has always existed. The conventional risk reason is now documented in SEC enforcement records and ongoing litigation involving hundreds of millions of dollars.
Ecosystem Riba Exposure — ❌ Failed. Reserve backing consists of bank deposits, US Treasury securities, and money market instruments generating interest income. SEC enforcement confirmed significant portions of reserves were invested in higher-risk offshore funds while TUSD was presented as fully backed.
Gambling and Betting — ✅ Passed at the protocol level. Noted concern: significant and growing adoption of TUSD in online gambling platforms as a primary 2026 use case.
Haram Industry — ✅ Passed at the stablecoin classification level with gambling adoption concern noted.
Guaranteed Interest — ❌ Failed. Treasury bill interest payments and bank deposit rates in the reserve fund generate guaranteed interest income funding operational infrastructure.
Synthetic Interest Products — ❌ Failed. Venus Protocol integration offering 3.7% supply APY creates an active and documented synthetic interest product from TUSD deposits.
Three red lines failed. Layer 2 scoring skipped entirely.
Overall Result: Haram — Red Line Violations
Our Shariah Board Chairman Dr. Usman Quddus issued his ruling on USDT and structurally similar fiat-backed stablecoins. Scholars have differing opinions regarding USDT and other fiat-backed stablecoins. Some scholars consider it impermissible and some consider it permissible. According to our research, its use is permissible. Its backend structure and currency leveling method is not interest in totality, however caution is necessary due to the presence of interest-based transactions within it. If it is used in halal means the profit will be halal, and if it is used in haram dealings it will be haram.
This ruling theoretically applies to TUSD as a structurally similar fiat-backed stablecoin. However three specific 2026 factors complicate the application of this ruling to TUSD specifically.
First, the SEC enforcement action confirmed that TUSD's reserve backing was misrepresented. The chairman's ruling acknowledged Gharar specifically in USDT: "it is not certain that there is a dollar behind every unit." For TUSD, this Gharar concern has been specifically confirmed by regulators who found the backing to be less straightforward than presented.
Second, the documented gambling platform adoption as a primary use case means that TUSD is increasingly used "in haram dealings" rather than in halal transactions. The chairman's ruling explicitly states that using the stablecoin in haram dealings makes the profit haram. Growing gambling platform integration means a meaningful portion of TUSD ecosystem activity falls within this haram usage category.
Third, the Venus Protocol 3.7% APY integration means that the most actively promoted utility for TUSD in DeFi in 2026 is specifically an interest-bearing deposit product. This goes beyond using TUSD as a medium of exchange into specifically using it to earn interest income, which the chairman's ruling does not permit.
For Muslim investors who consider using TUSD purely as a medium of exchange for permissible transactions under the chairman's conditional permissibility framework, the conventional financial risk from the reserve controversy provides an additional non-compliance reason for caution. The instrument that Islamic finance identifies as problematic for its interest-bearing reserve structure has also proven unreliable in managing those reserves.
CoinStudy's HCS methodology classifies TrueUSD as Haram based on the structural Riba concerns in its reserve backing. The reserves that maintain its dollar peg are interest-bearing financial instruments. This structural Riba triggers our red-line screening.
CoinStudy's Shariah Board acknowledges a significant scholarly disagreement on this question that Muslim investors deserve to know about.
Some contemporary Islamic finance scholars hold that using dollar-pegged stablecoins purely as a medium of exchange is permissible. Their reasoning holds that the Riba is committed by the issuer who holds the reserves, not by the ordinary user who receives only dollar value upon redemption and never interacts with the underlying Treasury instruments directly.
CoinStudy's HCS classification remains Haram because our methodology evaluates structural compliance. The reserve structure triggers our red lines regardless of user intent.
Muslim investors should understand this is a genuine area of scholarly disagreement. If you use TUSD purely as a medium of exchange for permissible transactions and do not deposit it into yield-bearing products like Venus, consult a qualified Islamic scholar for personal guidance on your specific usage.
However the 2026 developments add specific cautions beyond the general scholarly disagreement. The reserve integrity controversy documented in SEC enforcement records means that even the conditional permissibility the chairman's ruling extends to USDT as a straightforward medium of exchange comes with additional complications when applied to TUSD in 2026, given that the dollar backing itself has been formally questioned by US regulators.
Muslim investors have now seen ten dollar-pegged stablecoins analyzed in CoinStudy's series. Nine received Haram classifications. One, UNIT by Ducat Protocol, received a preliminary Halal classification of 88 out of 100.
USDT — Haram. T-Bill interest reserves.
USDC — Haram. T-Bill interest reserves managed by Circle.
DAI — Haram. Debt-based creation with lending protocol backing.
PYUSD — Haram. US Treasury bill and cash-equivalent reserves.
USDG — Haram. Treasury instruments and bank deposit reserves.
RLUSD — Haram. Same reserve structure as USDC.
USDD — Haram. Synthetic stabilization with yield programs.
United Stablecoin (U) — Haram. Standard fiat-backed reserve model.
AUSD by Agora Finance — Haram. T-Bill reserves with partner revenue sharing.
TrueUSD (TUSD) — Haram. Bank deposits and Treasury instrument reserves with documented reserve mismanagement and gambling platform adoption.
UNIT by Ducat Protocol — Halal. BTC-only backing with zero interest-bearing instruments.
The pattern across nine Haram classifications is not coincidence. It reflects the structural reality that conventional dollar-pegged stablecoins cannot achieve Sharia compliance while backing their pegs with interest-bearing instruments. UNIT's Halal classification confirms that this structural problem has a solution. The solution is replacing interest-bearing reserve instruments with a non-interest-generating asset, specifically Bitcoin held in non-custodial vaults.
Before using TrueUSD in any capacity, ask yourself honestly.
Do I understand that the SEC formally charged TrueUSD's issuers in September 2024 with misrepresenting reserves as fully backed while portions were invested in higher-risk offshore funds, and that this regulatory finding compounds the compliance concerns rather than eliminating them? Am I aware that approximately $456 million of TUSD reserves were allegedly redirected to unauthorized Dubai entities by a custodian, confirming that the conventional financial risks of custodial reserve management and the Islamic finance compliance concerns about that same management are practically rather than just theoretically aligned? Do I understand that TUSD's growing adoption in online gambling platforms as a primary remaining use case in 2026 falls squarely within the category that the chairman's own ruling identified as haram dealings that make the profit haram? Am I aware that Venus Protocol's 3.7% APY integration for TUSD deposits is a documented and active synthetic interest product that goes beyond using TUSD as a medium of exchange into specifically earning interest income from TUSD deposits? Given that UNIT by Ducat Protocol now provides a genuinely halal alternative for accessing dollar-pegged stable value without any interest-bearing reserve structure, what specific reason do I have for preferring TUSD?
TrueUSD (TUSD) is classified as Haram / Non-Compliant under the CoinStudy Halal Crypto Standard.
Three Sharia red lines are triggered: Ecosystem Riba Exposure from interest-bearing reserve instruments, Guaranteed Interest from Treasury bill and bank deposit returns within the reserve fund, and Synthetic Interest Products from the active Venus Protocol 3.7% APY integration for TUSD deposits.
The 2026 developments confirm and compound this assessment. The SEC enforcement action formally documented reserve misrepresentation. The $456 million alleged custodian misconduct confirmed that the conventional financial risks of interest-bearing custodial reserve management are not theoretical. Binance's removal of TUSD spot pairs and collateral acceptance reflected institutional risk reassessment. MiCA non-compliance forced withdrawal from EU markets. Growing gambling platform adoption has made a previously mainstream stablecoin increasingly concentrated in specifically prohibited use cases.
TrueUSD's transparency innovation, daily Chainlink PoR attestations, remains genuinely valuable as a concept for the broader stablecoin industry. It did not prevent reserve mismanagement. It did not resolve the structural Riba concern. And in 2026 it confirms more visibly and more frequently than most stablecoins what the reserves consist of: interest-bearing financial instruments in the custody of financial institutions whose management cannot be fully controlled by individual token holders.
For Muslim investors who were using TUSD because of its transparency credentials, the 2026 developments provide both compliance and conventional financial risk reasons to move to better alternatives. For Muslim investors who now have access to UNIT by Ducat Protocol as the first genuinely halal dollar stablecoin, there is no compliance-defensible reason to use TUSD for any purpose for which UNIT can serve.
Read detail analysis and concepts here:
Is USDT Halal?
Is AUSD Halal?
Is Ducat Protocol Halal?
Is Crypto Lending Halal?
Disclaimer: This analysis is provided for educational and research purposes only based on guidance from CoinStudy's HCS Shariah Board members including the Chairman's ruling on fiat-backed stablecoins. The scholarly disagreement section reflects genuine differences among qualified Islamic finance scholars. CoinStudy does not issue personal fatwas or financial advice. Please consult a qualified Islamic scholar for individual guidance.
Authoritative ruling from the Chairman of the CoinStudy Sharia Board.
"Scholars have differing opinions regarding USDT and other fiat-backed stablecoins. Some scholars consider it impermissible and some consider it permissible. According to our research, its use is permissible. Its backend structure and currency leveling method is not interest in totality, however caution is necessary due to the presence of interest-based transactions within it. There is also an element of Gharar in that it is not certain that there is a dollar behind every unit. Despite this, its use as a digital currency is correct. If it is used in halal means the profit will be halal, and if it is used in haram dealings it will be haram."
This ruling applies to USDT and to other structurally similar fiat-backed stablecoins. CoinStudy's HCS structural classification remains as noted above, reflecting the interest-adjacent backend and Gharar elements the chairman himself identified. However the chairman's ruling confirms that using USDT or other fiat-backed stablecoins purely as a digital medium of exchange in halal transactions is permissible under his scholarly assessment. This is entirely consistent with the Scholarly Disagreement section published above.
Guaranteed Interest
No guaranteed interest obligations
Synthetic Interest Products
No synthetic interest instruments
3 Red Lines Failed
This asset is automatically classified as HARAM.
