The distinction that matters
Fiqh (فقه) literally means "deep understanding." Technically it is the human science of deriving rulings from the four primary sources: Quran, Sunnah (the practice of the Prophet ﷺ), Ijma (scholarly consensus), and Qiyas (analogical reasoning). The crucial distinction in halal-finance discussion is that Shariah is divine; fiqh is human scholarship applied to it. Shariah rulings on broad principles are clear. Fiqh is what scholars use to apply those principles to novel situations the original sources did not directly address.
This matters for crypto because crypto is a 21st-century technology with no direct ruling in the classical sources. There is no hadith naming Bitcoin. The Shariah principles — riba is prohibited, gharar must be controlled, qabd must be real — are clear; the fiqh task is to apply those principles to a token that did not exist when the sources were revealed.
Why honest fiqh disagrees on details
Different schools of fiqh — Hanafi, Maliki, Shafi'i, Hanbali in Sunni Islam, plus Ja'fari and Zaydi traditions — apply slightly different methodological tools. They often reach the same conclusion on broad principles and disagree on specifics. On crypto, the disagreement is mostly not about whether riba is haram (universal agreement) but about whether a particular token's mechanism counts as riba (legitimate scholarly difference).
Honest engagement with fiqh means presenting these disagreements transparently rather than picking the most permissive view and calling it the consensus, or picking the most restrictive view and calling it "the Islamic position." The HalalCrypto framework explicitly acknowledges where scholars differ — for example, on staking yield, on stablecoin reserves, on token-classification borderline cases — and applies the more conservative reading where the difference matters operationally.
The four main Sunni schools
- Hanafi — Iraq, Turkey, Central Asia, parts of South Asia. Tends toward systematic legal reasoning, allows broader scope for qiyas (analogy).
- Maliki — North and West Africa, parts of Egypt and the Gulf. Gives weight to the practice of the people of Medina alongside the Quran and Sunnah.
- Shafi'i — Indonesia, Malaysia, parts of Egypt, Yemen, East Africa. Methodologically systematic, articulated by Imam al-Shafi'i in his Al-Risala.
- Hanbali — Saudi Arabia, much of the Gulf. Tends toward more literal reading of Quran and Sunnah, less reliance on qiyas.
The AAOIFI Shariah Board includes scholars from all four schools, which is part of why its standards have broad cross-school acceptance.
Why "follow your scholar" is real advice
When this site says "consult a qualified Shariah scholar for rulings specific to your circumstances," that is not a hedge or a legal disclaimer. It is honest fiqh practice. Different scholars within the same school can reach different conclusions on the same question; different schools can reach different conclusions; your personal circumstances may change which view is most appropriate. A general framework like ours is a starting point for thinking, not a substitute for personal scholarly counsel.
For our framework's specific applications, see the AAOIFI-aligned framework explained.