Islamic Finance Principles Assessment
Riba — Does Mintlayer involve interest?
Mintlayer's core Layer-2 protocol does not itself run an interest-based lending mechanism; its native reward source is Proof-of-Stake block issuance and transaction fees. However, Mintlayer's own website promotes ecosystem products — "Interest.One" and a Kylix-powered BTC lending/leverage integration — that are explicitly framed around fixed or "stable" yield, which raises direct riba concerns. Muslim investors should treat the base protocol and its promoted yield products as separate matters requiring separate scrutiny.
Assessment: Moderate Riba
Score: 63.2/100
Our methodology examines 10 criteria to evaluate how well Mintlayer avoids interest-based mechanisms.
Disclosed protocol revenue is limited to transaction fees distributed to blocksigners and stakers, with no evidence of interest-bearing treasury holdings or lending-based income at the base-protocol level. However, Mintlayer's ecosystem page features "Interest.One," described as connecting BTC holders to RWA yield with language suggesting "stable yield," and a partnership with Kylix enabling native BTC lending, borrowing, and cross-chain leverage. These are presented as ecosystem integrations rather than base-layer consensus mechanics, but since Mintlayer actively markets them, they cannot be dismissed as unrelated third-party activity.
Staking rewards on Mintlayer are variable, not fixed: block rewards follow a declining annual emission schedule, supplemented by transaction fees collected by the signing pool. Delegators receive a share after pool operator deductions ("Cost per Block" and "Margin Ratio"), meaning returns fluctuate with network activity, pool performance, and issuance decay rather than being contractually guaranteed. This structure is far closer to profit-and-risk-sharing than to interest-bearing lending. No slashing is currently applied, per official documentation, which slightly increases predictability but does not convert the reward into a fixed-interest instrument, since the amount still varies with pool and network conditions.
Gharar — How much uncertainty does Mintlayer involve?
Mintlayer carries moderate uncertainty: the team and technical design are well-documented, but a gap in comprehensive core-protocol auditing and undefined governance mechanics leave real ambiguity for investors. Transparency around the founding team and open-source code reduces gharar, while the missing consensus-layer audit and vague "governance activities" language increase it. On balance, informed investors can assess most material risks, though some verification gaps remain unresolved.
Assessment: Moderate Gharar (Material Uncertainty)
Score: 55.8/100
Our methodology examines 15 criteria including team transparency, audit quality, and governance.
Mintlayer is led by a named, credentialed founder, Enrico Rubboli, with a documented history at Bitfinex and other firms, alongside a named co-founder, listed team members across engineering, legal, and tokenomics functions, and a disclosed advisory board including Charlie Shrem. No sources tie the project to fraud or a rug-pull. The core client is described as open-source Rust code hosted on GitHub, permissionless and inspectable. This level of identifiable accountability and code transparency meaningfully reduces gharar relative to anonymous or closed-source projects.
A CertiK audit of the MLTToken.sol/MLTTokenV1.sol contracts was completed in March 2023, with one critical logical issue reported and resolved. However, no comprehensive audit of Mintlayer's core node and consensus codebase — the actual sidechain logic securing user funds and staking — could be confirmed from available sources, despite Halborn and Trail of Bits repositories being checked. This is a genuine gharar concern: an unaudited consensus layer means technical risk in the protocol's most critical component remains independently unverified, and this should be named plainly rather than assumed resolved by the token-contract audit alone.
Maysir — Does Mintlayer involve gambling or speculation?
Mintlayer's core design centers on tokenization, Bitcoin-anchored settlement, and DEX infrastructure rather than gambling mechanics or purely speculative instruments. As with any liquid, exchange-listed token, secondary-market price speculation exists, but this behavior is external to the protocol's own function and is not determinative of its Shariah standing. The overall maysir profile is low at the protocol-design level.
Assessment: Moderate Maysir (High Risk)
Score: 53.8/100
Our methodology examines 11 criteria to determine whether Mintlayer is a gambling instrument or a genuine economic tool.
Mintlayer is built to serve concrete functions: issuing MLS-01 fungible tokens and MLS-03 NFTs, enabling atomic-swap decentralized exchange trades, connecting to Lightning Network payments, and supporting real-world-asset tokenization, all without requiring smart-contract development. These are productive, infrastructure-oriented use cases comparable to a settlement and tokenization layer rather than a betting mechanism. Staking further ties rewards to network participation and security provision rather than chance-based payout. This genuine utility distinguishes ML from tokens whose sole design purpose is speculative wagering.
Like most liquid tokens, ML trades on secondary markets where some participants engage in short-term speculative trading, and features such as the Kylix-enabled leverage integration could theoretically be used for highly speculative positions by third parties. This potential misuse is worth noting factually, but it does not reflect the protocol's own design intent and should not be read as pushing the coin toward impermissibility. Weighed against its documented tokenization, staking, and DEX utility, Mintlayer's fundamental purpose remains productive rather than gambling-oriented, even though downstream trading behavior cannot be fully controlled by the protocol itself.
The Full 27-Point Screening
1. Legitimacy (4 criteria)
| Criterion | Score | Analysis |
|---|
| Team Transparency | 85/100 | Founder and multiple team members are named with verifiable professional histories and an advisory board is disclosed. |
| Fraud & Scam Risk | 68/100 | No fraud, hack, or rug-pull tied to Mintlayer appears in the sources, but this is an absence of negative findings rather than confirmed clean due diligence. |
| Use Case Legitimacy | 78/100 | The protocol has a clearly documented real-world purpose as a Bitcoin-anchored L2 for tokenization, DeFi and RWA use cases. |
| Ethical Practices | 58/100 | The base L2 protocol's own design is not built around a prohibited sector, though its official ecosystem includes an interest/yield product and a lending partner, which is a factor worth noting without being determinative of the base protocol's ruling. |
Summary: Mintlayer has a named, professionally credentialed founding team and advisory board with no fraud or rug-pull indicators found in the sources, distinguishing it from a meme project.
2. Project Operations (9 criteria)
| Criterion | Score | Analysis |
|---|
| Core Protocol Business | 78/100 | The core protocol is Bitcoin-sidechain infrastructure for tokenization and settlement, not itself a prohibited-sector business. |
| Transaction Fees | 72/100 | Fees are paid in ML or chosen tokens and distributed to block-signing stakers as a service reward rather than extracted as riba-like interest. |
| Treasury Assets | 45/100 (low evidence) | Treasury allocation percentages are disclosed but the actual asset composition (e.g., whether interest-bearing instruments are held) could not be established from the sources. |
| Revenue Model | 55/100 | Base-layer revenue appears to be fee-based, but ecosystem-level products involving lending/yield make the overall revenue picture uncertain. |
| Transparency | 82/100 | The project is described as open-source with public documentation, whitepaper, and code repositories. |
| Governance | 42/100 | ML is said to be used for "governance activities" but no concrete decentralised governance process is described, suggesting practical centralisation around the core team. |
| Launch Fairness | 30/100 | The launch involved a 400M pre-mine allocated across seed, strategic, team and marketing rounds at different prices with vesting, which is not a fair/fully public launch. |
| Token Distribution | 28/100 | A large majority of supply was allocated to company reserve, team, advisors and investor rounds, with only a small community-incentive share. |
| Speculation/Utility Ratio | 48/100 | Genuine utility functions exist (staking, tokenization, fees), but heavy investor/insider allocation and lack of independent trading-behavior data leave the speculation/utility balance unclear. |
Summary: The protocol is an open-source Bitcoin-anchored PoS sidechain for tokenization and DeFi with fee revenue paid to stakers, but token distribution and governance show significant centralisation and insider-heavy allocation.
3. Financial Health (4 criteria)
| Criterion | Score | Analysis |
|---|
| Protocol Revenue | 62/100 | Base protocol revenue seems fee-derived rather than interest-based, but affiliated ecosystem lending products introduce ambiguity. |
| Financial Status | 50/100 (low evidence) | No financial statements, treasury stability data, or market-standing metrics were found in the sources to assess this criterion. |
| Interest Assessment | 72/100 | The base Mintlayer L2 protocol's own consensus mechanism is PoS staking, not lending/borrowing; interest-bearing products exist only at the ecosystem/dApp level. |
| Audit Quality | 45/100 | Only a single, narrowly scoped CertiK audit of token contracts (delivered 3/8/2023) was found; no comprehensive audit of the core protocol/consensus code could be identified. |
Summary: The base protocol's own yield mechanism is staking rather than lending, though its wider ecosystem includes interest/yield-bearing products, and only a narrow token-contract audit could be identified with no comprehensive core-protocol audit found.
4. Token Economics (5 criteria)
| Criterion | Score | Analysis |
|---|
| Token Purpose | 74/100 | ML is documented as a multi-purpose utility coin (fees, staking, token creation, governance) rather than a purely speculative meme token. |
| Governance Rights | 40/100 | Governance use of ML is mentioned but no specific voting or proposal mechanism is documented. |
| Rewards Distribution | 74/100 | Staking rewards follow a declining, non-fixed emission schedule plus variable fee income, rather than a guaranteed fixed return. |
| Speculation Controls | 35/100 | Beyond standard token vesting cliffs, no dedicated anti-speculation mechanisms (e.g., trading limits) are described. |
| Asset Backing | 48/100 | The token is not collateral-backed; its value is tied to network utility and Bitcoin-anchored security rather than a disclosed reserve or asset pool. |
Summary: ML is designed as a multi-function utility token for fees, staking and governance with variable, declining rewards, though clear anti-speculation controls and detailed governance rights are not documented.
5. Staking Mechanism (5 criteria)
| Criterion | Score | Analysis |
|---|
| Mechanism Type | 75/100 | Staking is non-custodial, with clear pool/delegation mechanics and minimum thresholds documented on the official staking page and whitepaper. |
| Islamic Contract Classification | 52/100 | The reward structure resembles a service/validation-fee arrangement (pool operator fees plus shared rewards), but the sources contain no explicit Islamic-contract classification of this staking model. |
| Rewards Structure | 74/100 | Rewards are variable, sourced from a declining block-reward schedule and real transaction fees, not a fixed guaranteed return. |
| Documentation | 74/100 | Staking mechanics, fee structures, and the absence of slashing are publicly documented on Mintlayer's own site. |
| Shariah Alignment | 58/100 | The absence of slashing and reliance on genuine network activity reduce gharar, but no Shariah-specific classification is addressed in the sources, leaving the core question unresolved. |
Summary: Mintlayer has a documented non-custodial PoS delegation/pool staking system with variable rewards and no current slashing, though its precise Islamic-contract classification is not addressed in any source.
Overall Assessment: Mintlayer presents as a legitimate, actively developed Bitcoin-infrastructure project with genuine utility and disclosed team, but gaps in audit coverage, treasury transparency, governance decentralisation, and the presence of ecosystem-level interest/yield products leave several Shariah-relevant questions only partially answered by the available sources.
Written by ThanvirFounder, Ex Director S&P Global Energy
Reviewed by Imam Omar SiddiqiShariah Scholar