Islamic Finance Principles Assessment
Riba — Does Fuel Network involve interest?
Fuel Network's protocol-level revenue comes from sequencer transaction fees, not interest income, and the base layer does not lend or borrow. However, third-party DeFi applications built on top of Fuel — such as the interest-bearing Swaylend market — do introduce riba exposure for users who choose to engage with them. For Muslim investors, holding or using FUEL at the protocol level appears free of direct riba, but caution is warranted regarding ecosystem dApps.
Assessment: Minor Riba
Score: 70/100
Our methodology examines 10 criteria to evaluate how well Fuel Network avoids interest-based mechanisms.
Fuel's own revenue model is fee-based: the network charges for sequencer resources and computational execution rather than earning interest on deposited capital. There is no evidence of a lending desk, interest-bearing treasury instrument, or bond-like yield product at the protocol level. Treasury allocation is disclosed at approximately 18% of token supply, but the composition of treasury assets (cash, stablecoins, or otherwise) is not detailed in available disclosures, leaving a gap in verifying whether treasury holdings themselves generate interest income. This undocumented treasury composition is a point warranting further transparency before firm conclusions can be drawn.
Native staking rewards on Fuel come from network fees and a disclosed 3% annual inflation schedule tied to sequencer participation — a variable, performance-linked structure rather than a fixed guaranteed return, which aligns more closely with permissible profit-sharing than riba-based lending interest. The stFUEL liquid-staking wrapper ("The Rig") layers additional DeFi yield on top of base staking, and locked Ecosystem/R&D tokens can also be staked, with rewards restricted to development funding. Because rewards float with network activity and validator performance rather than being contractually fixed, the core staking design does not resemble an interest-bearing loan.
Gharar — How much uncertainty does Fuel Network involve?
Uncertainty in Fuel Network is moderated by a named, publicly active team and extensive open documentation, but heightened by undocumented staking risk disclosures and an unclear treasury asset composition. On balance, informational gharar is present but not extreme, since core technical and economic parameters are disclosed. Investors should treat remaining gaps as material but not disqualifying.
Assessment: Moderate Gharar (Material Uncertainty)
Score: 66/100
Our methodology examines 15 criteria including team transparency, audit quality, and governance.
The team is named and verifiable: Nick Dodson (CEO), Brandon Kite (CTO), Arjun Krishan Kalsy (Chief Growth Officer), and John Adler, with public interviews and a CryptoRank-verified team page. This is not an anonymous or pseudonymous project. The codebase is open-source, with public documentation, a GraphQL API, and node-operator guides, supporting independent verification. Distribution figures (purchasers ~33%, community ~20%, ecosystem/R&D ~15–31%, contributors/team ~13–22%) are disclosed with vesting schedules, though a later proposal accelerated purchaser vesting, altering the original anti-speculation lock-up and slightly reducing predictability for holders.
Fuel Network has a documented audit trail: Hexens audited the Predeposit contract in August 2025 (medium-severity issues fixed), alongside five internal audits and external reviews from Trail of Bits, Ottersec, and ChainSecurity, plus a $1.3M Immunefi bounty program. This is a substantive audit record, not an absence. CertiK's Skynet scan rates code security around "Relatively Good" but flags governance and centralization weaknesses. However, slashing conditions, custody specifics, and comprehensive delegator risk disclosures for staking are not detailed in available sources — an unresolved gharar gap for anyone delegating FUEL.
Maysir — Does Fuel Network involve gambling or speculation?
Fuel Network functions as infrastructure for scaling Ethereum, not as a wagering or prize-based mechanism, so its core design does not constitute gambling. Genuine adoption metrics — dApp integrations, transaction volume, TVL — indicate productive use rather than a zero-sum betting structure. The main speculative element lies in secondary-market trading of FUEL itself, common to virtually all liquid tokens.
Assessment: Moderate Maysir (High Risk)
Score: 67.7/100
Our methodology examines 11 criteria to determine whether Fuel Network is a gambling instrument or a genuine economic tool.
Fuel provides a functioning execution layer with a UTXO model, the FuelVM, and the Sway programming language, enabling parallel transaction processing for Ethereum rollups. It supports roughly 80 dApps, around $40M in TVL, and 100,000–200,000 daily transactions, evidencing real usage rather than purely speculative activity. FUEL itself pays for sequencer resources and secures the network through staking — functions tied to actual computational service delivery. This productive, utility-driven design distinguishes Fuel from purely speculative or gambling-oriented tokens whose value depends solely on price wagering.
Weighed against this utility, FUEL trades on open markets (including a Binance Alpha listing) where price speculation is common, as with most liquid crypto assets — a feature of market behavior rather than the protocol's design. A large Sybil-adjusted Genesis Drop reaching 200,000+ users broadened distribution, though sizeable vested allocations for purchasers and contributors introduce future sell-pressure dynamics. Such secondary-market speculation is not unique to Fuel and does not, by itself, reclassify the underlying protocol as a maysir instrument, though investors should distinguish holding for utility from short-term speculative trading.
The Full 27-Point Screening
1. Legitimacy (4 criteria)
| Criterion | Score | Analysis |
|---|
| Team Transparency | 85/100 | The founding team is publicly named, credentialed, and traceable through interviews and verified profiles. |
| Fraud & Scam Risk | 70/100 | No fraud, hack, or rug-pull allegations against Fuel Network appear in the sources, and an active audit program is a positive signal, though absence of scandal is not itself a confirmed clean-record finding. |
| Use Case Legitimacy | 85/100 | Sources describe a functioning modular L2 with real throughput, dApps, and adoption metrics rather than pure hype. |
| Ethical Practices | 90/100 | The base protocol is neutral blockchain infrastructure with no inherent haram design; third-party interest-based dApps built on it do not alter the protocol's own design and are not determinative. |
Summary: Fuel Network has a named, publicly traceable founding team and no fraud, hack, or regulatory action reported against it in these sources.
2. Project Operations (9 criteria)
| Criterion | Score | Analysis |
|---|
| Core Protocol Business | 85/100 | The core business is execution-layer infrastructure, not a prohibited-sector activity. |
| Transaction Fees | 75/100 | Fees fund sequencer resources and a proposed burn/stake/buyback structure rather than functioning as interest-like extraction. |
| Treasury Assets | 50/100 (low evidence) | Treasury allocation size is disclosed but the actual composition of treasury holdings is not described in the sources. |
| Revenue Model | 75/100 | Revenue is fee-based from network usage rather than interest income at the protocol level. |
| Transparency | 85/100 | Extensive open documentation, an open-source language (Sway), and public node/API guides are available. |
| Governance | 45/100 | Community forum proposals exist, but an independent centralisation scan flagged weak governance strength. |
| Launch Fairness | 55/100 | A large Sybil-adjusted community airdrop occurred, but purchasers and insiders still retained a substantial share of the token supply. |
| Token Distribution | 55/100 | Disclosed allocation shows sizeable purchaser and contributor/team tranches alongside community and ecosystem shares. |
| Speculation/Utility Ratio | 75/100 | The token has documented functional roles in gas payment, sequencing, and staking beyond pure speculation. |
Summary: The protocol is an open-source modular Ethereum execution layer with disclosed but partially insider-heavy token distribution and forum-based but centralisation-flagged governance.
3. Financial Health (4 criteria)
| Criterion | Score | Analysis |
|---|
| Protocol Revenue | 75/100 | Protocol revenue comes from network/sequencer fees, not interest-based lending. |
| Financial Status | 55/100 | Some market metrics (TVL, listing, transaction volume) are given, but a full financial-stability picture is not established. |
| Interest Assessment | 80/100 | The base protocol itself does not natively lend or borrow; lending/borrowing activity exists only in separate third-party dApps built on top of it. |
| Audit Quality | 80/100 | Named firms including Hexens, Trail of Bits, Ottersec, and ChainSecurity have audited or assessed the codebase, with a public 2025 Hexens report and a $1.3M crowdsourced program. |
Summary: Fuel generates fee-based revenue as infrastructure, does not itself lend or borrow, and has undergone multiple named third-party security audits.
4. Token Economics (5 criteria)
| Criterion | Score | Analysis |
|---|
| Token Purpose | 80/100 | FUEL has documented utility functions (gas, sequencing fees, staking) rather than being a purely speculative meme token. |
| Governance Rights | 50/100 | A community forum process exists for proposals, but explicit formal token-holder voting rights are not clearly documented. |
| Rewards Distribution | 75/100 | Rewards vary with stake amount and network fee activity under a disclosed inflation schedule rather than being a fixed guaranteed return. |
| Speculation Controls | 50/100 | Vesting schedules and a Sybil-resistant airdrop provided some anti-speculation structure, but a later proposal accelerated purchaser vesting, weakening that protection. |
| Asset Backing | 60/100 | Token value is tied to network utility (fee payment, staking, resource access) rather than any hard-asset backing. |
Summary: FUEL is a utility token with variable, fee/inflation-linked staking rewards and a detailed but partly insider-weighted distribution and vesting schedule.
5. Staking Mechanism (5 criteria)
| Criterion | Score | Analysis |
|---|
| Mechanism Type | 70/100 | Staking is delegated PoS with an additional liquid-staking wrapper (stFUEL), generally non-custodial in design as described. |
| Islamic Contract Classification | 55/100 | The delegation-for-reward structure resembles an agency-type arrangement, but the sources do not explicitly classify it under any specific Islamic contract. |
| Rewards Structure | 70/100 | Rewards derive from network fees and a disclosed inflation schedule tied to staking participation rather than a fixed guaranteed rate. |
| Documentation | 55/100 | Node and staking documentation exists, but detailed risk disclosures such as slashing conditions are not found in the sources. |
| Shariah Alignment | 55/100 | PoS-based staking generally raises fewer Shariah concerns than lending-based yield, but missing slashing/risk documentation leaves some structural questions unresolved. |
Summary: Fuel has native delegated Proof-of-Stake staking with a liquid-staking option, though detailed slashing and risk documentation was not found in the sources.
Overall Assessment: Fuel Network appears to be a genuine infrastructure project with reasonable transparency and audit coverage, tempered by some governance centralisation and gaps in treasury and staking risk disclosure.
Written by ThanvirFounder, Ex Director S&P Global Energy
Reviewed by Imam Omar SiddiqiShariah Scholar